101023112231 has 2 divisors, whose sum is σ = 101023112232. Its totient is φ = 101023112230.

The previous prime is 101023112219. The next prime is 101023112339. The reversal of 101023112231 is 132211320101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101023112231 - 2⁶ = 101023112167 is a prime.

It is a super-2 number, since 2×101023112231² (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 (101023112431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50511556115 + 50511556116.

It is an arithmetic number, because the mean of its divisors is an integer number (50511556116).

Almost surely, 2^101023112231 is an apocalyptic number.

101023112231 is a deficient number, since it is larger than the sum of its proper divisors (1).

101023112231 is an equidigital number, since it uses as much as digits as its factorization.

101023112231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101023112231 its reverse (132211320101), we get a palindrome (233234432332).

The spelling of 101023112231 in words is "one hundred one billion, twenty-three million, one hundred twelve thousand, two hundred thirty-one".