100011000010122 has 64 divisors (see below), whose sum is σ = 233945906486400. Its totient is φ = 31582144736640.

The previous prime is 100011000010043. The next prime is 100011000010157. The reversal of 100011000010122 is 221010000110001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139153972 + ... + 139870832.

It is an arithmetic number, because the mean of its divisors is an integer number (3655404788850).

Almost surely, 2^{100011000010122} is an apocalyptic number.

100011000010122 is an abundant number, since it is smaller than the sum of its proper divisors (133934906476278).

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

100011000010122 is a wasteful number, since it uses less digits than its factorization.

100011000010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852868 (or 852862 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100011000010122 its reverse (221010000110001), we get a palindrome (321021000120123).

The spelling of 100011000010122 in words is "one hundred trillion, eleven billion, ten thousand, one hundred twenty-two".