120310311203 has 4 divisors (see below), whose sum is σ = 122349469080. Its totient is φ = 118271153328.

The previous prime is 120310311169. The next prime is 120310311257. The reversal of 120310311203 is 302113013021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302113013021 = 107 ⋅2823486103.

It is a cyclic number.

It is not a de Polignac number, because 120310311203 - 2⁸ = 120310310947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120310310203) 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, 1019578850 + ... + 1019578967.

It is an arithmetic number, because the mean of its divisors is an integer number (30587367270).

Almost surely, 2^120310311203 is an apocalyptic number.

120310311203 is a deficient number, since it is larger than the sum of its proper divisors (2039157877).

120310311203 is an equidigital number, since it uses as much as digits as its factorization.

120310311203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039157876.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 120310311203 its reverse (302113013021), we get a palindrome (422423324224).

The spelling of 120310311203 in words is "one hundred twenty billion, three hundred ten million, three hundred eleven thousand, two hundred three".