101312011233 has 6 divisors (see below), whose sum is σ = 146339571794. Its totient is φ = 67541340816.

The previous prime is 101312011231. The next prime is 101312011249. The reversal of 101312011233 is 332110213101.

It can be written as a sum of positive squares in only one way, i.e., 53345755089 + 47966256144 = 230967^2 + 219012^2 .

It is not a de Polignac number, because 101312011233 - 2¹ = 101312011231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101312011231) 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, 5628445060 + ... + 5628445077.

Almost surely, 2^101312011233 is an apocalyptic number.

It is an amenable number.

101312011233 is a deficient number, since it is larger than the sum of its proper divisors (45027560561).

101312011233 is a wasteful number, since it uses less digits than its factorization.

101312011233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11256890143 (or 11256890140 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 101312011233 its reverse (332110213101), we get a palindrome (433422224334).

The spelling of 101312011233 in words is "one hundred one billion, three hundred twelve million, eleven thousand, two hundred thirty-three".