201043204131 has 32 divisors (see below), whose sum is σ = 334265246208. Its totient is φ = 104418167040.

The previous prime is 201043204129. The next prime is 201043204151. The reversal of 201043204131 is 131402340102.

It is not a de Polignac number, because 201043204131 - 2¹ = 201043204129 is a prime.

It is a super-2 number, since 2×201043204131² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 201043204098 and 201043204107.

It is not an unprimeable number, because it can be changed into a prime (201043204121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1175911 + ... + 1335983.

It is an arithmetic number, because the mean of its divisors is an integer number (10445788944).

Almost surely, 2^201043204131 is an apocalyptic number.

201043204131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

201043204131 is a deficient number, since it is larger than the sum of its proper divisors (133222042077).

201043204131 is a wasteful number, since it uses less digits than its factorization.

201043204131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165531.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 201043204131 its reverse (131402340102), we get a palindrome (332445544233).

The spelling of 201043204131 in words is "two hundred one billion, forty-three million, two hundred four thousand, one hundred thirty-one".