11222002122 has 32 divisors (see below), whose sum is σ = 22526908800. Its totient is φ = 3726874368.

The previous prime is 11222002087. The next prime is 11222002133. The reversal of 11222002122 is 22120022211.

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, 2370654 + ... + 2375382.

It is an arithmetic number, because the mean of its divisors is an integer number (703965900).

Almost surely, 2^11222002122 is an apocalyptic number.

11222002122 is an abundant number, since it is smaller than the sum of its proper divisors (11304906678).

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

11222002122 is a wasteful number, since it uses less digits than its factorization.

11222002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110.

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

Adding to 11222002122 its reverse (22120022211), we get a palindrome (33342024333).

The spelling of 11222002122 in words is "eleven billion, two hundred twenty-two million, two thousand, one hundred twenty-two".