21301300112233 has 16 divisors (see below), whose sum is σ = 22095614425680. Its totient is φ = 20510991680256.

The previous prime is 21301300112221. The next prime is 21301300112251. The reversal of 21301300112233 is 33221100310312.

It can be written as a sum of positive squares in 8 ways, for example, as 3552369261529 + 17748930850704 = 1884773^2 + 4212948^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21301300112233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21301300118233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60116935 + ... + 60470227.

It is an arithmetic number, because the mean of its divisors is an integer number (1380975901605).

Almost surely, 2^{21301300112233} is an apocalyptic number.

It is an amenable number.

21301300112233 is a deficient number, since it is larger than the sum of its proper divisors (794314313447).

21301300112233 is a wasteful number, since it uses less digits than its factorization.

21301300112233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358956.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 21301300112233 its reverse (33221100310312), we get a palindrome (54522400422545).

The spelling of 21301300112233 in words is "twenty-one trillion, three hundred one billion, three hundred million, one hundred twelve thousand, two hundred thirty-three".