23431131330134 has 8 divisors (see below), whose sum is σ = 38341851267528. Its totient is φ = 10650514240960.

The previous prime is 23431131330107. The next prime is 23431131330157. The reversal of 23431131330134 is 43103313113432.

It is a happy number.

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

It is a super-2 number, since 2×23431131330134² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23431131330134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532525712027 + ... + 532525712070.

It is an arithmetic number, because the mean of its divisors is an integer number (4792731408441).

Almost surely, 2^{23431131330134} is an apocalyptic number.

23431131330134 is a deficient number, since it is larger than the sum of its proper divisors (14910719937394).

23431131330134 is a wasteful number, since it uses less digits than its factorization.

23431131330134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065051424110.

The product of its (nonzero) digits is 23328, while the sum is 32.

Adding to 23431131330134 its reverse (43103313113432), we get a palindrome (66534444443566).

The spelling of 23431131330134 in words is "twenty-three trillion, four hundred thirty-one billion, one hundred thirty-one million, three hundred thirty thousand, one hundred thirty-four".