2120112031323 has 32 divisors (see below), whose sum is σ = 3398247578880. Its totient is φ = 1158493472640.

The previous prime is 2120112031321. The next prime is 2120112031363. The reversal of 2120112031323 is 3231302110212.

It is not a de Polignac number, because 2120112031323 - 2¹ = 2120112031321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2120112031323.

It is not an unprimeable number, because it can be changed into a prime (2120112031321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57446508 + ... + 57483401.

It is an arithmetic number, because the mean of its divisors is an integer number (106195236840).

Almost surely, 2^{2120112031323} is an apocalyptic number.

2120112031323 is a deficient number, since it is larger than the sum of its proper divisors (1278135547557).

2120112031323 is a wasteful number, since it uses less digits than its factorization.

2120112031323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114929979.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2120112031323 its reverse (3231302110212), we get a palindrome (5351414141535).

The spelling of 2120112031323 in words is "two trillion, one hundred twenty billion, one hundred twelve million, thirty-one thousand, three hundred twenty-three".