101312113233 has 4 divisors (see below), whose sum is σ = 135082817648. Its totient is φ = 67541408820.

The previous prime is 101312113223. The next prime is 101312113237. The reversal of 101312113233 is 332311213101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 101312113233 - 2⁸ = 101312112977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101312113237) 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, 16885352203 + ... + 16885352208.

It is an arithmetic number, because the mean of its divisors is an integer number (33770704412).

Almost surely, 2^101312113233 is an apocalyptic number.

It is an amenable number.

101312113233 is a deficient number, since it is larger than the sum of its proper divisors (33770704415).

101312113233 is an equidigital number, since it uses as much as digits as its factorization.

101312113233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33770704414.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 101312113233 its reverse (332311213101), we get a palindrome (433623326334).

The spelling of 101312113233 in words is "one hundred one billion, three hundred twelve million, one hundred thirteen thousand, two hundred thirty-three".