202100011122 has 32 divisors (see below), whose sum is σ = 405014256000. Its totient is φ = 67231044608.

The previous prime is 202100011081. The next prime is 202100011151. The reversal of 202100011122 is 221110001202.

It is a junction number, because it is equal to n+sod(n) for n = 202100011098 and 202100011107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12775954 + ... + 12791762.

It is an arithmetic number, because the mean of its divisors is an integer number (12656695500).

Almost surely, 2^202100011122 is an apocalyptic number.

202100011122 is an abundant number, since it is smaller than the sum of its proper divisors (202914244878).

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

202100011122 is a wasteful number, since it uses less digits than its factorization.

202100011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19970.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202100011122 its reverse (221110001202), we get a palindrome (423210012324).

The spelling of 202100011122 in words is "two hundred two billion, one hundred million, eleven thousand, one hundred twenty-two".