131123003234 has 4 divisors (see below), whose sum is σ = 196684504854. Its totient is φ = 65561501616.

The previous prime is 131123003203. The next prime is 131123003279. The reversal of 131123003234 is 432300321131.

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

It can be written as a sum of positive squares in only one way, i.e., 73578190009 + 57544813225 = 271253^2 + 239885^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32780750807 + ... + 32780750810.

Almost surely, 2^131123003234 is an apocalyptic number.

131123003234 is a deficient number, since it is larger than the sum of its proper divisors (65561501620).

131123003234 is an equidigital number, since it uses as much as digits as its factorization.

131123003234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65561501619.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 131123003234 its reverse (432300321131), we get a palindrome (563423324365).

The spelling of 131123003234 in words is "one hundred thirty-one billion, one hundred twenty-three million, three thousand, two hundred thirty-four".