2122211113312 has 24 divisors (see below), whose sum is σ = 4240462881816. Its totient is φ = 1045268159232.

The previous prime is 2122211113301. The next prime is 2122211113313. The reversal of 2122211113312 is 2133111122212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122211113313) 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, 494916493 + ... + 494920780.

It is an arithmetic number, because the mean of its divisors is an integer number (176685953409).

Almost surely, 2^{2122211113312} is an apocalyptic number.

It is an amenable number.

2122211113312 is a deficient number, since it is larger than the sum of its proper divisors (2118251768504).

2122211113312 is an equidigital number, since it uses as much as digits as its factorization.

2122211113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989837350 (or 989837342 counting only the distinct ones).

The product of its digits is 288, while the sum is 22.

Adding to 2122211113312 its reverse (2133111122212), we get a palindrome (4255322235524).

The spelling of 2122211113312 in words is "two trillion, one hundred twenty-two billion, two hundred eleven million, one hundred thirteen thousand, three hundred twelve".