2122232312011 has 16 divisors (see below), whose sum is σ = 2476579437504. Its totient is φ = 1781041734144.

The previous prime is 2122232312003. The next prime is 2122232312017. The reversal of 2122232312011 is 1102132322212.

It is a cyclic number.

It is not a de Polignac number, because 2122232312011 - 2³ = 2122232312003 is a prime.

It is a super-2 number, since 2×2122232312011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122232312017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15087280 + ... + 15227293.

It is an arithmetic number, because the mean of its divisors is an integer number (154786214844).

Almost surely, 2^{2122232312011} is an apocalyptic number.

2122232312011 is a deficient number, since it is larger than the sum of its proper divisors (354347125493).

2122232312011 is a wasteful number, since it uses less digits than its factorization.

2122232312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30314790.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2122232312011 its reverse (1102132322212), we get a palindrome (3224364634223).

The spelling of 2122232312011 in words is "two trillion, one hundred twenty-two billion, two hundred thirty-two million, three hundred twelve thousand, eleven".