120002220031323 has 48 divisors (see below), whose sum is σ = 189404789184000. Its totient is φ = 66200676444672.

The previous prime is 120002220031297. The next prime is 120002220031363. The reversal of 120002220031323 is 323130022200021.

It is a happy number.

It is not a de Polignac number, because 120002220031323 - 2⁹ = 120002220030811 is a prime.

It is a super-2 number, since 2×120002220031323² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 120002220031323.

It is not an unprimeable number, because it can be changed into a prime (120002220031363) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158553811 + ... + 159308867.

It is an arithmetic number, because the mean of its divisors is an integer number (3945933108000).

Almost surely, 2^{120002220031323} is an apocalyptic number.

120002220031323 is a deficient number, since it is larger than the sum of its proper divisors (69402569152677).

120002220031323 is an equidigital number, since it uses as much as digits as its factorization.

120002220031323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764124 (or 764095 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 120002220031323 its reverse (323130022200021), we get a palindrome (443132242231344).

The spelling of 120002220031323 in words is "one hundred twenty trillion, two billion, two hundred twenty million, thirty-one thousand, three hundred twenty-three".