22332345431 has 12 divisors (see below), whose sum is σ = 24606283992. Its totient is φ = 20101020000.

The previous prime is 22332345407. The next prime is 22332345461. The reversal of 22332345431 is 13454323322.

It is not a de Polignac number, because 22332345431 - 2¹⁸ = 22332083287 is a prime.

It is a super-2 number, since 2×22332345431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22332345401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12701 + ... + 211721.

It is an arithmetic number, because the mean of its divisors is an integer number (2050523666).

Almost surely, 2^22332345431 is an apocalyptic number.

22332345431 is a deficient number, since it is larger than the sum of its proper divisors (2273938561).

22332345431 is a wasteful number, since it uses less digits than its factorization.

22332345431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199234 (or 199133 counting only the distinct ones).

The product of its digits is 51840, while the sum is 32.

Adding to 22332345431 its reverse (13454323322), we get a palindrome (35786668753).

It can be divided in two parts, 22332 and 345431, that added together give a palindrome (367763).

The spelling of 22332345431 in words is "twenty-two billion, three hundred thirty-two million, three hundred forty-five thousand, four hundred thirty-one".