101320322231 has 2 divisors, whose sum is σ = 101320322232. Its totient is φ = 101320322230.

The previous prime is 101320322227. The next prime is 101320322249. The reversal of 101320322231 is 132223023101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101320322231 - 2² = 101320322227 is a prime.

It is a super-2 number, since 2×101320322231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101320342231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660161115 + 50660161116.

It is an arithmetic number, because the mean of its divisors is an integer number (50660161116).

Almost surely, 2^101320322231 is an apocalyptic number.

101320322231 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320322231 is an equidigital number, since it uses as much as digits as its factorization.

101320322231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 101320322231 its reverse (132223023101), we get a palindrome (233543345332).

The spelling of 101320322231 in words is "one hundred one billion, three hundred twenty million, three hundred twenty-two thousand, two hundred thirty-one".