131720122674338 has 64 divisors (see below), whose sum is σ = 228577599240192. Its totient is φ = 56338908890880.

The previous prime is 131720122674319. The next prime is 131720122674347. The reversal of 131720122674338 is 833476221027131.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22574570 + ... + 27803802.

It is an arithmetic number, because the mean of its divisors is an integer number (3571524988128).

Almost surely, 2^{131720122674338} is an apocalyptic number.

131720122674338 is a deficient number, since it is larger than the sum of its proper divisors (96857476565854).

131720122674338 is a wasteful number, since it uses less digits than its factorization.

131720122674338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5230079.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 131720122674338 in words is "one hundred thirty-one trillion, seven hundred twenty billion, one hundred twenty-two million, six hundred seventy-four thousand, three hundred thirty-eight".