2111323100233 has 4 divisors (see below), whose sum is σ = 2116835693568. Its totient is φ = 2105810506900.

The previous prime is 2111323100203. The next prime is 2111323100309. The reversal of 2111323100233 is 3320013231112.

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 a cyclic number.

It is not a de Polignac number, because 2111323100233 - 2²⁵ = 2111289545801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111323100203) 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, 2756296093 + ... + 2756296858.

It is an arithmetic number, because the mean of its divisors is an integer number (529208923392).

Almost surely, 2^{2111323100233} is an apocalyptic number.

It is an amenable number.

2111323100233 is a deficient number, since it is larger than the sum of its proper divisors (5512593335).

2111323100233 is an equidigital number, since it uses as much as digits as its factorization.

2111323100233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5512593334.

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

Adding to 2111323100233 its reverse (3320013231112), we get a palindrome (5431336331345).

The spelling of 2111323100233 in words is "two trillion, one hundred eleven billion, three hundred twenty-three million, one hundred thousand, two hundred thirty-three".