2112233113313 has 4 divisors (see below), whose sum is σ = 2185068737940. Its totient is φ = 2039397488688.

The previous prime is 2112233113301. The next prime is 2112233113349. The reversal of 2112233113313 is 3133113322112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 421341195664 + 1690891917649 = 649108^2 + 1300343^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112233113313 - 2⁸ = 2112233113057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112233113363) 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, 36417812270 + ... + 36417812327.

It is an arithmetic number, because the mean of its divisors is an integer number (546267184485).

Almost surely, 2^{2112233113313} is an apocalyptic number.

It is an amenable number.

2112233113313 is a deficient number, since it is larger than the sum of its proper divisors (72835624627).

2112233113313 is an equidigital number, since it uses as much as digits as its factorization.

2112233113313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72835624626.

The product of its digits is 1944, while the sum is 26.

Adding to 2112233113313 its reverse (3133113322112), we get a palindrome (5245346435425).

The spelling of 2112233113313 in words is "two trillion, one hundred twelve billion, two hundred thirty-three million, one hundred thirteen thousand, three hundred thirteen".