101122320231 has 6 divisors (see below), whose sum is σ = 146065573680. Its totient is φ = 67414880148.

The previous prime is 101122320161. The next prime is 101122320241. The reversal of 101122320231 is 132023221101.

101122320231 is a `hidden beast` number, since 1 + 0 + 112 + 2 + 320 + 231 = 666.

It is not a de Polignac number, because 101122320231 - 2⁹ = 101122319719 is a prime.

It is a super-2 number, since 2×101122320231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122320241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5617906671 + ... + 5617906688.

It is an arithmetic number, because the mean of its divisors is an integer number (24344262280).

Almost surely, 2^101122320231 is an apocalyptic number.

101122320231 is a deficient number, since it is larger than the sum of its proper divisors (44943253449).

101122320231 is a wasteful number, since it uses less digits than its factorization.

101122320231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11235813365 (or 11235813362 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101122320231 its reverse (132023221101), we get a palindrome (233145541332).

The spelling of 101122320231 in words is "one hundred one billion, one hundred twenty-two million, three hundred twenty thousand, two hundred thirty-one".