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10012122222 = 2317112387407
BaseRepresentation
bin10010101001100010…
…01101110001101110
3221211202120111200120
421110301031301232
5131001100402342
64333254305410
7503052430464
oct112461156156
927752514616
1010012122222
114278644683
121b35058266
13c37372c9b
146ad9da834
153d8ea4aec
hex254c4dc6e

10012122222 has 32 divisors (see below), whose sum is σ = 21221263872. Its totient is φ = 3138225024.

The previous prime is 10012122217. The next prime is 10012122277. The reversal of 10012122222 is 22222121001.

10012122222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70843 + ... + 158249.

It is an arithmetic number, because the mean of its divisors is an integer number (663164496).

Almost surely, 210012122222 is an apocalyptic number.

10012122222 is an abundant number, since it is smaller than the sum of its proper divisors (11209141650).

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

10012122222 is a wasteful number, since it uses less digits than its factorization.

10012122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88552.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10012122222 its reverse (22222121001), we get a palindrome (32234243223).

The spelling of 10012122222 in words is "ten billion, twelve million, one hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 102 1123 2246 3369 6738 19091 38182 57273 87407 114546 174814 262221 524442 1485919 2971838 4457757 8915514 98158061 196316122 294474183 588948366 1668687037 3337374074 5006061111 10012122222