22534343131 has 4 divisors (see below), whose sum is σ = 22535711352. Its totient is φ = 22532974912.

The previous prime is 22534343107. The next prime is 22534343141. The reversal of 22534343131 is 13134343522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22534343131 - 2²⁷ = 22400125403 is a prime.

It is a super-2 number, since 2×22534343131² (a number of 22 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 = 22534343093 and 22534343102.

It is not an unprimeable number, because it can be changed into a prime (22534343101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659101 + ... + 692446.

It is an arithmetic number, because the mean of its divisors is an integer number (5633927838).

Almost surely, 2^22534343131 is an apocalyptic number.

22534343131 is a deficient number, since it is larger than the sum of its proper divisors (1368221).

22534343131 is a wasteful number, since it uses less digits than its factorization.

22534343131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368220.

The product of its digits is 25920, while the sum is 31.

Adding to 22534343131 its reverse (13134343522), we get a palindrome (35668686653).

The spelling of 22534343131 in words is "twenty-two billion, five hundred thirty-four million, three hundred forty-three thousand, one hundred thirty-one".