202301112123231 has 32 divisors (see below), whose sum is σ = 307782725806080. Its totient is φ = 116996111839200.

The previous prime is 202301112123101. The next prime is 202301112123239. The reversal of 202301112123231 is 132321211103202.

It is not a de Polignac number, because 202301112123231 - 2²³ = 202301103734623 is a prime.

It is a super-2 number, since 2×202301112123231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202301112123239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (37) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 317744485 + ... + 318380526.

It is an arithmetic number, because the mean of its divisors is an integer number (9618210181440).

Almost surely, 2^{202301112123231} is an apocalyptic number.

202301112123231 is a deficient number, since it is larger than the sum of its proper divisors (105481613682849).

202301112123231 is a wasteful number, since it uses less digits than its factorization.

202301112123231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636125467.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 202301112123231 its reverse (132321211103202), we get a palindrome (334622323226433).

The spelling of 202301112123231 in words is "two hundred two trillion, three hundred one billion, one hundred twelve million, one hundred twenty-three thousand, two hundred thirty-one".