2112122332331 has 16 divisors (see below), whose sum is σ = 2306358593280. Its totient is φ = 1918257475680.

The previous prime is 2112122332277. The next prime is 2112122332343. The reversal of 2112122332331 is 1332332212112.

It is a cyclic number.

It is not a de Polignac number, because 2112122332331 - 2⁶ = 2112122332267 is a prime.

It is a super-2 number, since 2×2112122332331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2112122332331.

It is not an unprimeable number, because it can be changed into a prime (2112122332361) 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, 121959485 + ... + 121976801.

It is an arithmetic number, because the mean of its divisors is an integer number (144147412080).

Almost surely, 2^{2112122332331} is an apocalyptic number.

2112122332331 is a deficient number, since it is larger than the sum of its proper divisors (194236260949).

2112122332331 is a wasteful number, since it uses less digits than its factorization.

2112122332331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27394.

The product of its digits is 2592, while the sum is 26.

Adding to 2112122332331 its reverse (1332332212112), we get a palindrome (3444454544443).

The spelling of 2112122332331 in words is "two trillion, one hundred twelve billion, one hundred twenty-two million, three hundred thirty-two thousand, three hundred thirty-one".