2122232312012 has 24 divisors (see below), whose sum is σ = 3754221018912. Its totient is φ = 1049621126400.

The previous prime is 2122232312003. The next prime is 2122232312017. The reversal of 2122232312012 is 2102132322212.

It is a happy number.

It is a super-2 number, since 2×2122232312012² (a number of 25 digits) contains 22 as substring.

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

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2560439 + ... + 3286382.

It is an arithmetic number, because the mean of its divisors is an integer number (156425875788).

Almost surely, 2^{2122232312012} is an apocalyptic number.

It is an amenable number.

2122232312012 is a deficient number, since it is larger than the sum of its proper divisors (1631988706900).

2122232312012 is a wasteful number, since it uses less digits than its factorization.

2122232312012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5847809 (or 5847807 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2122232312012 its reverse (2102132322212), we get a palindrome (4224364634224).

The spelling of 2122232312012 in words is "two trillion, one hundred twenty-two billion, two hundred thirty-two million, three hundred twelve thousand, twelve".