131739371122 has 4 divisors (see below), whose sum is σ = 197609056686. Its totient is φ = 65869685560.

The previous prime is 131739371077. The next prime is 131739371131. The reversal of 131739371122 is 221173937131.

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., 98370676881 + 33368694241 = 313641^2 + 182671^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 32934842779 + ... + 32934842782.

Almost surely, 2^131739371122 is an apocalyptic number.

131739371122 is a deficient number, since it is larger than the sum of its proper divisors (65869685564).

131739371122 is an equidigital number, since it uses as much as digits as its factorization.

131739371122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65869685563.

The product of its digits is 47628, while the sum is 40.

The spelling of 131739371122 in words is "one hundred thirty-one billion, seven hundred thirty-nine million, three hundred seventy-one thousand, one hundred twenty-two".