202402314431 has 8 divisors (see below), whose sum is σ = 203374854144. Its totient is φ = 201430354680.

The previous prime is 202402314407. The next prime is 202402314461. The reversal of 202402314431 is 134413204202.

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 202402314431 - 2¹⁸ = 202402052287 is a prime.

It is a super-2 number, since 2×202402314431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202402314431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202402314461) 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, 562946 + ... + 849536.

It is an arithmetic number, because the mean of its divisors is an integer number (25421856768).

Almost surely, 2^202402314431 is an apocalyptic number.

202402314431 is a deficient number, since it is larger than the sum of its proper divisors (972539713).

202402314431 is a wasteful number, since it uses less digits than its factorization.

202402314431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289981.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 202402314431 its reverse (134413204202), we get a palindrome (336815518633).

The spelling of 202402314431 in words is "two hundred two billion, four hundred two million, three hundred fourteen thousand, four hundred thirty-one".