100522112121 has 24 divisors (see below), whose sum is σ = 150165050880. Its totient is φ = 64758635136.

The previous prime is 100522112107. The next prime is 100522112129. The reversal of 100522112121 is 121211225001.

100522112121 is a `hidden beast` number, since 1 + 0 + 0 + 522 + 1 + 121 + 21 = 666.

It is not a de Polignac number, because 100522112121 - 2²⁷ = 100387894393 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100522112094 and 100522112103.

It is not an unprimeable number, because it can be changed into a prime (100522112129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1470640 + ... + 1537473.

It is an arithmetic number, because the mean of its divisors is an integer number (6256877120).

Almost surely, 2^100522112121 is an apocalyptic number.

It is an amenable number.

100522112121 is a deficient number, since it is larger than the sum of its proper divisors (49642938759).

100522112121 is a wasteful number, since it uses less digits than its factorization.

100522112121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008245 (or 3008242 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 100522112121 its reverse (121211225001), we get a palindrome (221733337122).

The spelling of 100522112121 in words is "one hundred billion, five hundred twenty-two million, one hundred twelve thousand, one hundred twenty-one".