231433134201 has 16 divisors (see below), whose sum is σ = 352130496000. Its totient is φ = 150118789104.

The previous prime is 231433134169. The next prime is 231433134223. The reversal of 231433134201 is 102431334132.

It is a happy number.

231433134201 is a `hidden beast` number, since 2 + 3 + 143 + 313 + 4 + 201 = 666.

It is not a de Polignac number, because 231433134201 - 2⁵ = 231433134169 is a prime.

It is a super-2 number, since 2×231433134201² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (231433134241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115831401 + ... + 115833398.

It is an arithmetic number, because the mean of its divisors is an integer number (22008156000).

Almost surely, 2^231433134201 is an apocalyptic number.

It is an amenable number.

231433134201 is a deficient number, since it is larger than the sum of its proper divisors (120697361799).

231433134201 is a wasteful number, since it uses less digits than its factorization.

231433134201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231664845 (or 231664839 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 231433134201 its reverse (102431334132), we get a palindrome (333864468333).

The spelling of 231433134201 in words is "two hundred thirty-one billion, four hundred thirty-three million, one hundred thirty-four thousand, two hundred one".