120142532145500 has 48 divisors (see below), whose sum is σ = 262443847489824. Its totient is φ = 48047386982400.

The previous prime is 120142532145487. The next prime is 120142532145523. The reversal of 120142532145500 is 5541235241021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21565694 + ... + 26558693.

It is an arithmetic number, because the mean of its divisors is an integer number (5467580156038).

Almost surely, 2^{120142532145500} is an apocalyptic number.

120142532145500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120142532145500 is an abundant number, since it is smaller than the sum of its proper divisors (142301315344324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120142532145500 is a wasteful number, since it uses less digits than its factorization.

120142532145500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48129399 (or 48129387 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 120142532145500 its reverse (5541235241021), we get a palindrome (125683767386521).

The spelling of 120142532145500 in words is "one hundred twenty trillion, one hundred forty-two billion, five hundred thirty-two million, one hundred forty-five thousand, five hundred".