11320031022 has 32 divisors (see below), whose sum is σ = 22771507200. Its totient is φ = 3751466400.

The previous prime is 11320031011. The next prime is 11320031053. The reversal of 11320031022 is 22013002311.

It is a super-3 number, since 3×11320031022³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11320030992 and 11320031010.

It is a congruent number.

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, 1982772 + ... + 1988472.

It is an arithmetic number, because the mean of its divisors is an integer number (711609600).

Almost surely, 2^11320031022 is an apocalyptic number.

11320031022 is an abundant number, since it is smaller than the sum of its proper divisors (11451476178).

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

11320031022 is a wasteful number, since it uses less digits than its factorization.

11320031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7568.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11320031022 its reverse (22013002311), we get a palindrome (33333033333).

The spelling of 11320031022 in words is "eleven billion, three hundred twenty million, thirty-one thousand, twenty-two".