120213033123 has 8 divisors (see below), whose sum is σ = 163694343168. Its totient is φ = 78436872584.

The previous prime is 120213033107. The next prime is 120213033133. The reversal of 120213033123 is 321330312021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120213033123 - 2⁴ = 120213033107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120213033123.

It is not an unprimeable number, because it can be changed into a prime (120213033133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426287211 + ... + 426287492.

It is an arithmetic number, because the mean of its divisors is an integer number (20461792896).

Almost surely, 2^120213033123 is an apocalyptic number.

120213033123 is a deficient number, since it is larger than the sum of its proper divisors (43481310045).

120213033123 is an equidigital number, since it uses as much as digits as its factorization.

120213033123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852574753.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 120213033123 its reverse (321330312021), we get a palindrome (441543345144).

The spelling of 120213033123 in words is "one hundred twenty billion, two hundred thirteen million, thirty-three thousand, one hundred twenty-three".