11122000002 has 20 divisors (see below), whose sum is σ = 24921518886. Its totient is φ = 3707333280.

The previous prime is 11121999997. The next prime is 11122000033. The reversal of 11122000002 is 20000022111.

It can be written as a sum of positive squares in only one way, i.e., 10826194401 + 295805601 = 104049^2 + 17199^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34326999 + ... + 34327322.

Almost surely, 2^11122000002 is an apocalyptic number.

11122000002 is an abundant number, since it is smaller than the sum of its proper divisors (13799518884).

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

11122000002 is an equidigital number, since it uses as much as digits as its factorization.

11122000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68654335 (or 68654326 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11122000002 its reverse (20000022111), we get a palindrome (31122022113).

The spelling of 11122000002 in words is "eleven billion, one hundred twenty-two million, two", and thus it is an aban number.