11321020122 has 32 divisors (see below), whose sum is σ = 23280009984. Its totient is φ = 3668025600.

The previous prime is 11321020111. The next prime is 11321020133. The reversal of 11321020122 is 22102012311.

It is an interprime number because it is at equal distance from previous prime (11321020111) and next prime (11321020133).

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, 18243 + ... + 151574.

It is an arithmetic number, because the mean of its divisors is an integer number (727500312).

Almost surely, 2^11321020122 is an apocalyptic number.

11321020122 is an abundant number, since it is smaller than the sum of its proper divisors (11958989862).

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

11321020122 is a wasteful number, since it uses less digits than its factorization.

11321020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170134.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11321020122 its reverse (22102012311), we get a palindrome (33423032433).

The spelling of 11321020122 in words is "eleven billion, three hundred twenty-one million, twenty thousand, one hundred twenty-two".