131330453421021 has 8 divisors (see below), whose sum is σ = 175609011261600. Its totient is φ = 87302765597232.

The previous prime is 131330453420987. The next prime is 131330453421029. The reversal of 131330453421021 is 120124354033131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131330453421021 - 2¹⁷ = 131330453289949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131330453421029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62717502975 + ... + 62717505068.

It is an arithmetic number, because the mean of its divisors is an integer number (21951126407700).

Almost surely, 2^{131330453421021} is an apocalyptic number.

It is an amenable number.

131330453421021 is a deficient number, since it is larger than the sum of its proper divisors (44278557840579).

131330453421021 is a wasteful number, since it uses less digits than its factorization.

131330453421021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125435008395.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 131330453421021 in words is "one hundred thirty-one trillion, three hundred thirty billion, four hundred fifty-three million, four hundred twenty-one thousand, twenty-one".