2122033311311 has 4 divisors (see below), whose sum is σ = 2195206873800. Its totient is φ = 2048859748824.

The previous prime is 2122033311199. The next prime is 2122033311319. The reversal of 2122033311311 is 1131133302212.

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-2122033311311 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 (2122033311319) 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, 36586781201 + ... + 36586781258.

It is an arithmetic number, because the mean of its divisors is an integer number (548801718450).

Almost surely, 2^{2122033311311} is an apocalyptic number.

2122033311311 is a deficient number, since it is larger than the sum of its proper divisors (73173562489).

2122033311311 is an equidigital number, since it uses as much as digits as its factorization.

2122033311311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73173562488.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2122033311311 its reverse (1131133302212), we get a palindrome (3253166613523).

Subtracting from 2122033311311 its reverse (1131133302212), we obtain a palindrome (990900009099).

The spelling of 2122033311311 in words is "two trillion, one hundred twenty-two billion, thirty-three million, three hundred eleven thousand, three hundred eleven".