102431436572433 has 4 divisors (see below), whose sum is σ = 136575248763248. Its totient is φ = 68287624381620.

The previous prime is 102431436572371. The next prime is 102431436572441. The reversal of 102431436572433 is 334275634134201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 102431436572433 - 2¹³ = 102431436564241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102431436576433) 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, 17071906095403 + ... + 17071906095408.

It is an arithmetic number, because the mean of its divisors is an integer number (34143812190812).

Almost surely, 2^{102431436572433} is an apocalyptic number.

It is an amenable number.

102431436572433 is a deficient number, since it is larger than the sum of its proper divisors (34143812190815).

102431436572433 is an equidigital number, since it uses as much as digits as its factorization.

102431436572433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34143812190814.

The product of its (nonzero) digits is 4354560, while the sum is 48.

The spelling of 102431436572433 in words is "one hundred two trillion, four hundred thirty-one billion, four hundred thirty-six million, five hundred seventy-two thousand, four hundred thirty-three".