22204400131031 has 8 divisors (see below), whose sum is σ = 22492135068480. Its totient is φ = 21916831858272.

The previous prime is 22204400131007. The next prime is 22204400131037. The reversal of 22204400131031 is 13013100440222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22204400131031 is a prime.

It is a super-2 number, since 2×22204400131031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22204400130988 and 22204400131006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204400131037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41397980 + ... + 41930913.

It is an arithmetic number, because the mean of its divisors is an integer number (2811516883560).

Almost surely, 2^{22204400131031} is an apocalyptic number.

22204400131031 is a deficient number, since it is larger than the sum of its proper divisors (287734937449).

22204400131031 is an equidigital number, since it uses as much as digits as its factorization.

22204400131031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83332345.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22204400131031 its reverse (13013100440222), we get a palindrome (35217500571253).

The spelling of 22204400131031 in words is "twenty-two trillion, two hundred four billion, four hundred million, one hundred thirty-one thousand, thirty-one".