120311301203203 has 16 divisors (see below), whose sum is σ = 138192657292800. Its totient is φ = 103590284222880.

The previous prime is 120311301203183. The next prime is 120311301203221. The reversal of 120311301203203 is 302302103113021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120311301203203 is a prime.

It is a super-3 number, since 3×120311301203203³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (120311301203243) 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 15 ways as a sum of consecutive naturals, for example, 74489008 + ... + 76087021.

It is an arithmetic number, because the mean of its divisors is an integer number (8637041080800).

Almost surely, 2^{120311301203203} is an apocalyptic number.

120311301203203 is a deficient number, since it is larger than the sum of its proper divisors (17881356089597).

120311301203203 is a wasteful number, since it uses less digits than its factorization.

120311301203203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150579882.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 120311301203203 its reverse (302302103113021), we get a palindrome (422613404316224).

The spelling of 120311301203203 in words is "one hundred twenty trillion, three hundred eleven billion, three hundred one million, two hundred three thousand, two hundred three".