2213233544123 has 4 divisors (see below), whose sum is σ = 2529409764720. Its totient is φ = 1897057323528.

The previous prime is 2213233544087. The next prime is 2213233544149. The reversal of 2213233544123 is 3214453323122.

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

It is a cyclic number.

It is not a de Polignac number, because 2213233544123 - 2²² = 2213229349819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2213233544153) 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, 158088110288 + ... + 158088110301.

It is an arithmetic number, because the mean of its divisors is an integer number (632352441180).

Almost surely, 2^{2213233544123} is an apocalyptic number.

2213233544123 is a deficient number, since it is larger than the sum of its proper divisors (316176220597).

2213233544123 is an equidigital number, since it uses as much as digits as its factorization.

2213233544123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316176220596.

The product of its digits is 103680, while the sum is 35.

Adding to 2213233544123 its reverse (3214453323122), we get a palindrome (5427686867245).

The spelling of 2213233544123 in words is "two trillion, two hundred thirteen billion, two hundred thirty-three million, five hundred forty-four thousand, one hundred twenty-three".