2122232011111 has 4 divisors (see below), whose sum is σ = 2122844845072. Its totient is φ = 2121619177152.

The previous prime is 2122232011099. The next prime is 2122232011117. The reversal of 2122232011111 is 1111102322212.

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 2122232011111 - 2⁹ = 2122232010599 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 (2122232011117) 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, 306411786 + ... + 306418711.

It is an arithmetic number, because the mean of its divisors is an integer number (530711211268).

Almost surely, 2^{2122232011111} is an apocalyptic number.

2122232011111 is a deficient number, since it is larger than the sum of its proper divisors (612833961).

2122232011111 is an equidigital number, since it uses as much as digits as its factorization.

2122232011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612833960.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2122232011111 its reverse (1111102322212), we get a palindrome (3233334333323).

The spelling of 2122232011111 in words is "two trillion, one hundred twenty-two billion, two hundred thirty-two million, eleven thousand, one hundred eleven".