202113344131 has 32 divisors (see below), whose sum is σ = 221311778688. Its totient is φ = 183870259200.

The previous prime is 202113344129. The next prime is 202113344143. The reversal of 202113344131 is 131443311202.

202113344131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202113344131 - 2¹ = 202113344129 is a prime.

It is a super-2 number, since 2×202113344131² (a number of 23 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 = 202113344096 and 202113344105.

It is not an unprimeable number, because it can be changed into a prime (202113344101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12390681 + ... + 12406981.

It is an arithmetic number, because the mean of its divisors is an integer number (6915993084).

Almost surely, 2^202113344131 is an apocalyptic number.

202113344131 is a deficient number, since it is larger than the sum of its proper divisors (19198434557).

202113344131 is a wasteful number, since it uses less digits than its factorization.

202113344131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16591.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 202113344131 its reverse (131443311202), we get a palindrome (333556655333).

The spelling of 202113344131 in words is "two hundred two billion, one hundred thirteen million, three hundred forty-four thousand, one hundred thirty-one".