120032221123 has 4 divisors (see below), whose sum is σ = 123904228288. Its totient is φ = 116160213960.

The previous prime is 120032221093. The next prime is 120032221139. The reversal of 120032221123 is 321122230021.

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 120032221123 - 2⁹ = 120032220611 is a prime.

It is a super-2 number, since 2×120032221123² (a number of 23 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 120032221123.

It is not an unprimeable number, because it can be changed into a prime (120032221523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1936003536 + ... + 1936003597.

It is an arithmetic number, because the mean of its divisors is an integer number (30976057072).

Almost surely, 2^120032221123 is an apocalyptic number.

120032221123 is a deficient number, since it is larger than the sum of its proper divisors (3872007165).

120032221123 is an equidigital number, since it uses as much as digits as its factorization.

120032221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872007164.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 120032221123 its reverse (321122230021), we get a palindrome (441154451144).

The spelling of 120032221123 in words is "one hundred twenty billion, thirty-two million, two hundred twenty-one thousand, one hundred twenty-three".