22331320231133 has 16 divisors (see below), whose sum is σ = 23920829577216. Its totient is φ = 20796553987440.

The previous prime is 22331320231127. The next prime is 22331320231159. The reversal of 22331320231133 is 33113202313322.

It is a cyclic number.

It is not a de Polignac number, because 22331320231133 - 2²⁸ = 22331051795677 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22331320231096 and 22331320231105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22331320231183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35994185 + ... + 36609342.

It is an arithmetic number, because the mean of its divisors is an integer number (1495051848576).

Almost surely, 2^{22331320231133} is an apocalyptic number.

22331320231133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22331320231133 is a deficient number, since it is larger than the sum of its proper divisors (1589509346083).

22331320231133 is a wasteful number, since it uses less digits than its factorization.

22331320231133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72603904.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 22331320231133 its reverse (33113202313322), we get a palindrome (55444522544455).

The spelling of 22331320231133 in words is "twenty-two trillion, three hundred thirty-one billion, three hundred twenty million, two hundred thirty-one thousand, one hundred thirty-three".