2111232300311 has 4 divisors (see below), whose sum is σ = 2111276719224. Its totient is φ = 2111187881400.

The previous prime is 2111232300301. The next prime is 2111232300341. The reversal of 2111232300311 is 1130032321112.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111232300311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111232300301) 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, 22138085 + ... + 22233246.

It is an arithmetic number, because the mean of its divisors is an integer number (527819179806).

Almost surely, 2^{2111232300311} is an apocalyptic number.

2111232300311 is a deficient number, since it is larger than the sum of its proper divisors (44418913).

2111232300311 is an equidigital number, since it uses as much as digits as its factorization.

2111232300311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44418912.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2111232300311 its reverse (1130032321112), we get a palindrome (3241264621423).

The spelling of 2111232300311 in words is "two trillion, one hundred eleven billion, two hundred thirty-two million, three hundred thousand, three hundred eleven".