11320222331 has 16 divisors (see below), whose sum is σ = 12484792320. Its totient is φ = 10178369280.

The previous prime is 11320222307. The next prime is 11320222337. The reversal of 11320222331 is 13322202311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11320222331 is a prime.

It is a super-2 number, since 2×11320222331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11320222337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2437910 + ... + 2442548.

It is an arithmetic number, because the mean of its divisors is an integer number (780299520).

Almost surely, 2^11320222331 is an apocalyptic number.

11320222331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11320222331 is a deficient number, since it is larger than the sum of its proper divisors (1164569989).

11320222331 is a wasteful number, since it uses less digits than its factorization.

11320222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7034.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11320222331 its reverse (13322202311), we get a palindrome (24642424642).

The spelling of 11320222331 in words is "eleven billion, three hundred twenty million, two hundred twenty-two thousand, three hundred thirty-one".