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200222201020 = 22519677864187
BaseRepresentation
bin1011101001111000101…
…1000101010010111100
3201010210211101122222211
42322132023011102330
511240023340413040
6231551504350204
720315456425252
oct2723613052274
9633724348884
10200222201020
1177a06238106
123297a015364
1315b5b37a67a
1499958025d2
15531cc168ea
hex2e9e2c54bc

200222201020 has 48 divisors (see below), whose sum is σ = 449202418560. Its totient is φ = 74741223744.

The previous prime is 200222201009. The next prime is 200222201029. The reversal of 200222201020 is 20102222002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222201029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3906634 + ... + 3957553.

It is an arithmetic number, because the mean of its divisors is an integer number (9358383720).

Almost surely, 2200222201020 is an apocalyptic number.

200222201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200222201020 is an abundant number, since it is smaller than the sum of its proper divisors (248980217540).

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

200222201020 is a wasteful number, since it uses less digits than its factorization.

200222201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7864282 (or 7864280 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 200222201020 its reverse (20102222002), we get a palindrome (220324423022).

The spelling of 200222201020 in words is "two hundred billion, two hundred twenty-two million, two hundred one thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 67 76 95 134 190 268 335 380 670 1273 1340 2546 5092 6365 12730 25460 7864187 15728374 31456748 39320935 78641870 149419553 157283740 298839106 526900529 597678212 747097765 1053801058 1494195530 2107602116 2634502645 2988391060 5269005290 10011110051 10538010580 20022220102 40044440204 50055550255 100111100510 200222201020