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20333100222 = 233760749499
BaseRepresentation
bin10010111011111100…
…100111110010111110
31221111001022111212000
4102323330213302332
5313120233201342
613201344523130
71316605333401
oct227374476276
957431274760
1020333100222
118694561166
123b356204a6
131bc06c4866
14dac633d38
157e011744c
hex4bbf27cbe

20333100222 has 32 divisors (see below), whose sum is σ = 45191520000. Its totient is φ = 6776672184.

The previous prime is 20333100199. The next prime is 20333100247. The reversal of 20333100222 is 22200133302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20333100195 and 20333100204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386029 + ... + 435527.

It is an arithmetic number, because the mean of its divisors is an integer number (1412235000).

Almost surely, 220333100222 is an apocalyptic number.

20333100222 is an abundant number, since it is smaller than the sum of its proper divisors (24858419778).

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

20333100222 is a wasteful number, since it uses less digits than its factorization.

20333100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57117 (or 57111 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20333100222 its reverse (22200133302), we get a palindrome (42533233524).

The spelling of 20333100222 in words is "twenty billion, three hundred thirty-three million, one hundred thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 27 54 7607 15214 22821 45642 49499 68463 98998 136926 148497 205389 296994 410778 445491 890982 1336473 2672946 376538893 753077786 1129616679 2259233358 3388850037 6777700074 10166550111 20333100222