101321113132231 has 4 divisors (see below), whose sum is σ = 101322502936072. Its totient is φ = 101319723328392.

The previous prime is 101321113132223. The next prime is 101321113132297. The reversal of 101321113132231 is 132231311123101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101321113132231 - 2³ = 101321113132223 is a prime.

It is a super-2 number, since 2×101321113132231² (a number of 29 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 = 101321113132196 and 101321113132205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101321113132531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694792560 + ... + 694938373.

It is an arithmetic number, because the mean of its divisors is an integer number (25330625734018).

Almost surely, 2^{101321113132231} is an apocalyptic number.

101321113132231 is a deficient number, since it is larger than the sum of its proper divisors (1389803841).

101321113132231 is an equidigital number, since it uses as much as digits as its factorization.

101321113132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389803840.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 101321113132231 its reverse (132231311123101), we get a palindrome (233552424255332).

The spelling of 101321113132231 in words is "one hundred one trillion, three hundred twenty-one billion, one hundred thirteen million, one hundred thirty-two thousand, two hundred thirty-one".