52102204331 has 4 divisors (see below), whose sum is σ = 52985292600. Its totient is φ = 51219116064.

The previous prime is 52102204247. The next prime is 52102204379. The reversal of 52102204331 is 13340220125.

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 52102204331 - 2¹⁸ = 52101942187 is a prime.

It is a super-2 number, since 2×52102204331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52102204297 and 52102204306.

It is not an unprimeable number, because it can be changed into a prime (52102204831) 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, 441544046 + ... + 441544163.

It is an arithmetic number, because the mean of its divisors is an integer number (13246323150).

Almost surely, 2^52102204331 is an apocalyptic number.

52102204331 is a deficient number, since it is larger than the sum of its proper divisors (883088269).

52102204331 is an equidigital number, since it uses as much as digits as its factorization.

52102204331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883088268.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 52102204331 its reverse (13340220125), we get a palindrome (65442424456).

The spelling of 52102204331 in words is "fifty-two billion, one hundred two million, two hundred four thousand, three hundred thirty-one".