22303134304431 has 64 divisors (see below), whose sum is σ = 31469674521600. Its totient is φ = 14022489102336.

The previous prime is 22303134304301. The next prime is 22303134304433. The reversal of 22303134304431 is 13440343130322.

It is a happy number.

It is not a de Polignac number, because 22303134304431 - 2²² = 22303130110127 is a prime.

It is a super-2 number, since 2×22303134304431² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22303134304392 and 22303134304401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22303134304433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4452609655 + ... + 4452614663.

It is an arithmetic number, because the mean of its divisors is an integer number (491713664400).

Almost surely, 2^{22303134304431} is an apocalyptic number.

22303134304431 is a deficient number, since it is larger than the sum of its proper divisors (9166540217169).

22303134304431 is a wasteful number, since it uses less digits than its factorization.

22303134304431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8288.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 22303134304431 its reverse (13440343130322), we get a palindrome (35743477434753).

The spelling of 22303134304431 in words is "twenty-two trillion, three hundred three billion, one hundred thirty-four million, three hundred four thousand, four hundred thirty-one".