23131423043234 has 32 divisors (see below), whose sum is σ = 39509058144384. Its totient is φ = 10054104065280.

The previous prime is 23131423043233. The next prime is 23131423043279. The reversal of 23131423043234 is 43234032413132.

It is a super-3 number, since 3×23131423043234³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23131423043194 and 23131423043203.

It is not an unprimeable number, because it can be changed into a prime (23131423043233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5222849 + ... + 8575604.

It is an arithmetic number, because the mean of its divisors is an integer number (1234658067012).

Almost surely, 2^{23131423043234} is an apocalyptic number.

23131423043234 is a deficient number, since it is larger than the sum of its proper divisors (16377635101150).

23131423043234 is a wasteful number, since it uses less digits than its factorization.

23131423043234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13801802.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 23131423043234 its reverse (43234032413132), we get a palindrome (66365455456366).

The spelling of 23131423043234 in words is "twenty-three trillion, one hundred thirty-one billion, four hundred twenty-three million, forty-three thousand, two hundred thirty-four".