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10222101212020 = 22513716927220399
BaseRepresentation
bin1001010011000000010010…
…1101100010101101110100
31100012020000210211211120221
42110300010231202231310
52314434330402241040
633423545104504124
72103344124450625
oct224600455425564
940166023754527
1010222101212020
11329119470a9a5
12119114101b044
13591c2b275a39
14274a765b9a4c
1512ad7883974a
hex94c04b62b74

10222101212020 has 48 divisors (see below), whose sum is σ = 21624477235200. Its totient is φ = 4058736724224.

The previous prime is 10222101211979. The next prime is 10222101212021. The reversal of 10222101212020 is 2021210122201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10222101211985 and 10222101212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222101212021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46269781 + ... + 46490179.

It is an arithmetic number, because the mean of its divisors is an integer number (450509942400).

Almost surely, 210222101212020 is an apocalyptic number.

10222101212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222101212020 is an abundant number, since it is smaller than the sum of its proper divisors (11402376023180).

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

10222101212020 is a wasteful number, since it uses less digits than its factorization.

10222101212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237472 (or 237470 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10222101212020 its reverse (2021210122201), we get a palindrome (12243311334221).

The spelling of 10222101212020 in words is "ten trillion, two hundred twenty-two billion, one hundred one million, two hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 137 274 548 685 1370 2740 16927 33854 67708 84635 169270 220399 338540 440798 881596 1101995 2203990 2318999 4407980 4637998 9275996 11594995 23189990 30194663 46379980 60389326 120778652 150973315 301946630 603893260 3730693873 7461387746 14922775492 18653469365 37306938730 74613877460 511105060601 1022210121202 2044420242404 2555525303005 5111050606010 10222101212020