2100312112233 has 16 divisors (see below), whose sum is σ = 2832293399040. Its totient is φ = 1384274027136.

The previous prime is 2100312112211. The next prime is 2100312112267. The reversal of 2100312112233 is 3322112130012.

It is not a de Polignac number, because 2100312112233 - 2³⁰ = 2099238370409 is a prime.

It is a super-2 number, since 2×2100312112233² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2100312112273) 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, 1278216 + ... + 2415462.

It is an arithmetic number, because the mean of its divisors is an integer number (177018337440).

Almost surely, 2^{2100312112233} is an apocalyptic number.

It is an amenable number.

2100312112233 is a deficient number, since it is larger than the sum of its proper divisors (731981286807).

2100312112233 is a wasteful number, since it uses less digits than its factorization.

2100312112233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144256.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2100312112233 its reverse (3322112130012), we get a palindrome (5422424242245).

The spelling of 2100312112233 in words is "two trillion, one hundred billion, three hundred twelve million, one hundred twelve thousand, two hundred thirty-three".