100001210021122 has 16 divisors (see below), whose sum is σ = 150031291050432. Its totient is φ = 49990780234800.

The previous prime is 100001210021117. The next prime is 100001210021213. The reversal of 100001210021122 is 221120012100001.

It is a super-2 number, since 2×100001210021122² (a number of 29 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 412770928 + ... + 413013124.

It is an arithmetic number, because the mean of its divisors is an integer number (9376955690652).

Almost surely, 2^{100001210021122} is an apocalyptic number.

100001210021122 is a deficient number, since it is larger than the sum of its proper divisors (50030081029310).

100001210021122 is a wasteful number, since it uses less digits than its factorization.

100001210021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281913.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100001210021122 its reverse (221120012100001), we get a palindrome (321121222121123).

The spelling of 100001210021122 in words is "one hundred trillion, one billion, two hundred ten million, twenty-one thousand, one hundred twenty-two".