2112023110331 has 4 divisors (see below), whose sum is σ = 2113532778000. Its totient is φ = 2110513442664.

The previous prime is 2112023110321. The next prime is 2112023110427. The reversal of 2112023110331 is 1330113202112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2112023110331 - 2²² = 2112018916027 is a prime.

It is a super-2 number, since 2×2112023110331² (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 (2112023110321) 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, 754831736 + ... + 754834533.

It is an arithmetic number, because the mean of its divisors is an integer number (528383194500).

Almost surely, 2^{2112023110331} is an apocalyptic number.

2112023110331 is a deficient number, since it is larger than the sum of its proper divisors (1509667669).

2112023110331 is a wasteful number, since it uses less digits than its factorization.

2112023110331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509667668.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2112023110331 its reverse (1330113202112), we get a palindrome (3442136312443).

The spelling of 2112023110331 in words is "two trillion, one hundred twelve billion, twenty-three million, one hundred ten thousand, three hundred thirty-one".