22431311234253 has 6 divisors (see below), whose sum is σ = 32400782893934. Its totient is φ = 14954207489496.

The previous prime is 22431311234249. The next prime is 22431311234281. The reversal of 22431311234253 is 35243211313422.

22431311234253 is a `hidden beast` number, since 2 + 2 + 43 + 131 + 1 + 234 + 253 = 666.

It can be written as a sum of positive squares in only one way, i.e., 21885807863529 + 545503370724 = 4678227^2 + 738582^2 .

It is not a de Polignac number, because 22431311234253 - 2² = 22431311234249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22431311234203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1246183957450 + ... + 1246183957467.

Almost surely, 2^{22431311234253} is an apocalyptic number.

It is an amenable number.

22431311234253 is a deficient number, since it is larger than the sum of its proper divisors (9969471659681).

22431311234253 is a wasteful number, since it uses less digits than its factorization.

22431311234253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492367914923 (or 2492367914920 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

Adding to 22431311234253 its reverse (35243211313422), we get a palindrome (57674522547675).

The spelling of 22431311234253 in words is "twenty-two trillion, four hundred thirty-one billion, three hundred eleven million, two hundred thirty-four thousand, two hundred fifty-three".