431102241021 has 8 divisors (see below), whose sum is σ = 575513501760. Its totient is φ = 287046237152.

The previous prime is 431102241007. The next prime is 431102241067. The reversal of 431102241021 is 120142201134.

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

It is a cyclic number.

It is not a de Polignac number, because 431102241021 - 2²⁵ = 431068686589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431102241221) 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, 88811385 + ... + 88816238.

It is an arithmetic number, because the mean of its divisors is an integer number (71939187720).

Almost surely, 2^431102241021 is an apocalyptic number.

It is an amenable number.

431102241021 is a deficient number, since it is larger than the sum of its proper divisors (144411260739).

431102241021 is a wasteful number, since it uses less digits than its factorization.

431102241021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177628435.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 431102241021 its reverse (120142201134), we get a palindrome (551244442155).

The spelling of 431102241021 in words is "four hundred thirty-one billion, one hundred two million, two hundred forty-one thousand, twenty-one".