22113321303231 has 24 divisors (see below), whose sum is σ = 32011015580544. Its totient is φ = 14710148259840.

The previous prime is 22113321303197. The next prime is 22113321303247. The reversal of 22113321303231 is 13230312331122.

22113321303231 is a `hidden beast` number, since 2 + 2 + 1 + 1 + 3 + 321 + 303 + 2 + 31 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22113321303231 is a prime.

It is a super-2 number, since 2×22113321303231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22113321303195 and 22113321303204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113321313231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6197055 + ... + 9090111.

It is an arithmetic number, because the mean of its divisors is an integer number (1333792315856).

Almost surely, 2^{22113321303231} is an apocalyptic number.

22113321303231 is a deficient number, since it is larger than the sum of its proper divisors (9897694277313).

22113321303231 is a wasteful number, since it uses less digits than its factorization.

22113321303231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2894911 (or 2894908 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 22113321303231 its reverse (13230312331122), we get a palindrome (35343633634353).

The spelling of 22113321303231 in words is "twenty-two trillion, one hundred thirteen billion, three hundred twenty-one million, three hundred three thousand, two hundred thirty-one".