120142040320215 has 16 divisors (see below), whose sum is σ = 213585849458400. Its totient is φ = 64075754837376.

The previous prime is 120142040320193. The next prime is 120142040320241. The reversal of 120142040320215 is 512023040241021.

120142040320215 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 4 + 20 + 403 + 20 + 215 = 666.

It is not a de Polignac number, because 120142040320215 - 2¹² = 120142040316119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 444970519570 + ... + 444970519839.

It is an arithmetic number, because the mean of its divisors is an integer number (13349115591150).

Almost surely, 2^{120142040320215} is an apocalyptic number.

120142040320215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120142040320215 is a deficient number, since it is larger than the sum of its proper divisors (93443809138185).

120142040320215 is an equidigital number, since it uses as much as digits as its factorization.

120142040320215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889941039423 (or 889941039417 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 120142040320215 its reverse (512023040241021), we get a palindrome (632165080561236).

The spelling of 120142040320215 in words is "one hundred twenty trillion, one hundred forty-two billion, forty million, three hundred twenty thousand, two hundred fifteen".