11311030022 has 64 divisors (see below), whose sum is σ = 18681062400. Its totient is φ = 5119551360.

The previous prime is 11311030013. The next prime is 11311030039. The reversal of 11311030022 is 22003011311.

It is a junction number, because it is equal to n+sod(n) for n = 11311029979 and 11311030006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29077004 + ... + 29077392.

It is an arithmetic number, because the mean of its divisors is an integer number (291891600).

Almost surely, 2^11311030022 is an apocalyptic number.

11311030022 is a deficient number, since it is larger than the sum of its proper divisors (7370032378).

11311030022 is a wasteful number, since it uses less digits than its factorization.

11311030022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11311030022 its reverse (22003011311), we get a palindrome (33314041333).

The spelling of 11311030022 in words is "eleven billion, three hundred eleven million, thirty thousand, twenty-two".