11232220202331 has 4 divisors (see below), whose sum is σ = 14976293603112. Its totient is φ = 7488146801552.

The previous prime is 11232220202239. The next prime is 11232220202389. The reversal of 11232220202331 is 13320202223211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11232220202331 - 2⁹ = 11232220201819 is a prime.

It is a super-2 number, since 2×11232220202331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11232220202131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1872036700386 + ... + 1872036700391.

It is an arithmetic number, because the mean of its divisors is an integer number (3744073400778).

Almost surely, 2^{11232220202331} is an apocalyptic number.

11232220202331 is a deficient number, since it is larger than the sum of its proper divisors (3744073400781).

11232220202331 is an equidigital number, since it uses as much as digits as its factorization.

11232220202331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3744073400780.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11232220202331 its reverse (13320202223211), we get a palindrome (24552422425542).

The spelling of 11232220202331 in words is "eleven trillion, two hundred thirty-two billion, two hundred twenty million, two hundred two thousand, three hundred thirty-one".