120304020135 has 32 divisors (see below), whose sum is σ = 208119034368. Its totient is φ = 58990608000.

The previous prime is 120304020131. The next prime is 120304020157. The reversal of 120304020135 is 531020403021.

It is not a de Polignac number, because 120304020135 - 2² = 120304020131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120304020131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1180027 + ... + 1277916.

It is an arithmetic number, because the mean of its divisors is an integer number (6503719824).

Almost surely, 2^120304020135 is an apocalyptic number.

120304020135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120304020135 is a deficient number, since it is larger than the sum of its proper divisors (87815014233).

120304020135 is a wasteful number, since it uses less digits than its factorization.

120304020135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2458215.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 120304020135 its reverse (531020403021), we get a palindrome (651324423156).

The spelling of 120304020135 in words is "one hundred twenty billion, three hundred four million, twenty thousand, one hundred thirty-five".