23131241134 has 4 divisors (see below), whose sum is σ = 34696861704. Its totient is φ = 11565620566.

The previous prime is 23131241011. The next prime is 23131241143. The reversal of 23131241134 is 43114213132.

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

It is a junction number, because it is equal to n+sod(n) for n = 23131241099 and 23131241108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5782810282 + ... + 5782810285.

It is an arithmetic number, because the mean of its divisors is an integer number (8674215426).

Almost surely, 2^23131241134 is an apocalyptic number.

23131241134 is a deficient number, since it is larger than the sum of its proper divisors (11565620570).

23131241134 is a wasteful number, since it uses less digits than its factorization.

23131241134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11565620569.

The product of its digits is 1728, while the sum is 25.

Adding to 23131241134 its reverse (43114213132), we get a palindrome (66245454266).

The spelling of 23131241134 in words is "twenty-three billion, one hundred thirty-one million, two hundred forty-one thousand, one hundred thirty-four".