101321213020231 has 2 divisors, whose sum is σ = 101321213020232. Its totient is φ = 101321213020230.

The previous prime is 101321213020211. The next prime is 101321213020259. The reversal of 101321213020231 is 132020312123101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101321213020231 - 2⁷ = 101321213020103 is a prime.

It is a super-2 number, since 2×101321213020231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101321213020211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660606510115 + 50660606510116.

It is an arithmetic number, because the mean of its divisors is an integer number (50660606510116).

Almost surely, 2^{101321213020231} is an apocalyptic number.

101321213020231 is a deficient number, since it is larger than the sum of its proper divisors (1).

101321213020231 is an equidigital number, since it uses as much as digits as its factorization.

101321213020231 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 22.

Adding to 101321213020231 its reverse (132020312123101), we get a palindrome (233341525143332).

The spelling of 101321213020231 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred thirteen million, twenty thousand, two hundred thirty-one".