202434311312 has 40 divisors (see below), whose sum is σ = 397223024760. Its totient is φ = 99930828800.

The previous prime is 202434311291. The next prime is 202434311327. The reversal of 202434311312 is 213113434202.

It can be written as a sum of positive squares in 4 ways, for example, as 60036760576 + 142397550736 = 245024^2 + 377356^2 .

It is a super-2 number, since 2×202434311312² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393014 + ... + 747882.

It is an arithmetic number, because the mean of its divisors is an integer number (9930575619).

Almost surely, 2^202434311312 is an apocalyptic number.

It is an amenable number.

202434311312 is a deficient number, since it is larger than the sum of its proper divisors (194788713448).

202434311312 is a wasteful number, since it uses less digits than its factorization.

202434311312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355331 (or 355325 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 202434311312 its reverse (213113434202), we get a palindrome (415547745514).

The spelling of 202434311312 in words is "two hundred two billion, four hundred thirty-four million, three hundred eleven thousand, three hundred twelve".