202231422431004 has 48 divisors (see below), whose sum is σ = 496737893751680. Its totient is φ = 63858808278720.

The previous prime is 202231422430997. The next prime is 202231422431029. The reversal of 202231422431004 is 400134224132202.

It is a super-2 number, since 2×202231422431004² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22118482 + ... + 29894649.

Almost surely, 2^{202231422431004} is an apocalyptic number.

It is an amenable number.

202231422431004 is an abundant number, since it is smaller than the sum of its proper divisors (294506471320676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202231422431004 is a wasteful number, since it uses less digits than its factorization.

202231422431004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52030210 (or 52030208 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 202231422431004 its reverse (400134224132202), we get a palindrome (602365646563206).

The spelling of 202231422431004 in words is "two hundred two trillion, two hundred thirty-one billion, four hundred twenty-two million, four hundred thirty-one thousand, four".