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22101220010200 = 23521923053252293
BaseRepresentation
bin1010000011001110101110…
…10111100010100011011000
32220020212010000121122020111
411001213113113202203120
510344101244310311300
6115001054343134104
74440521556304342
oct501472727424330
986225100548214
1022101220010200
117051090577711
12258b445a44334
13c441a0036c66
145659c1bca292
15284d8423c9ba
hex1419d75e28d8

22101220010200 has 96 divisors (see below), whose sum is σ = 54092388646800. Its totient is φ = 8374802664960.

The previous prime is 22101220010183. The next prime is 22101220010203. The reversal of 22101220010200 is 201002210122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101220010203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87475254 + ... + 87727546.

Almost surely, 222101220010200 is an apocalyptic number.

22101220010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101220010200 is an abundant number, since it is smaller than the sum of its proper divisors (31991168636600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22101220010200 is a wasteful number, since it uses less digits than its factorization.

22101220010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275381 (or 275372 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22101220010200 its reverse (201002210122), we get a palindrome (22302222220322).

The spelling of 22101220010200 in words is "twenty-two trillion, one hundred one billion, two hundred twenty million, ten thousand, two hundred".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 152 190 200 380 475 760 950 1900 3800 23053 46106 92212 115265 184424 230530 252293 438007 461060 504586 576325 876014 922120 1009172 1152650 1261465 1752028 2018344 2190035 2305300 2522930 3504056 4380070 4610600 4793567 5045860 6307325 8760140 9587134 10091720 10950175 12614650 17520280 19174268 21900350 23967835 25229300 38348536 43800700 47935670 50458600 87601400 95871340 119839175 191742680 239678350 479356700 958713400 5816110529 11632221058 23264442116 29080552645 46528884232 58161105290 110506100051 116322210580 145402763225 221012200102 232644421160 290805526450 442024400204 552530500255 581611052900 884048800408 1105061000510 1163222105800 2210122001020 2762652501275 4420244002040 5525305002550 11050610005100 22101220010200