131203012299999 has 4 divisors (see below), whose sum is σ = 174937349733336. Its totient is φ = 87468674866664.

The previous prime is 131203012299959. The next prime is 131203012300037. The reversal of 131203012299999 is 999992210302131.

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

It is a cyclic number.

It is not a de Polignac number, because 131203012299999 - 2³⁶ = 131134292823263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131203012299959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21867168716664 + ... + 21867168716669.

It is an arithmetic number, because the mean of its divisors is an integer number (43734337433334).

Almost surely, 2^{131203012299999} is an apocalyptic number.

131203012299999 is a deficient number, since it is larger than the sum of its proper divisors (43734337433337).

131203012299999 is an equidigital number, since it uses as much as digits as its factorization.

131203012299999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43734337433336.

The product of its (nonzero) digits is 4251528, while the sum is 60.

The spelling of 131203012299999 in words is "one hundred thirty-one trillion, two hundred three billion, twelve million, two hundred ninety-nine thousand, nine hundred ninety-nine".