120021114135 has 32 divisors (see below), whose sum is σ = 206825492160. Its totient is φ = 59081637888.

The previous prime is 120021114053. The next prime is 120021114137. The reversal of 120021114135 is 531411120021.

It is not a de Polignac number, because 120021114135 - 2⁷ = 120021114007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021114137) 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, 2603607 + ... + 2649303.

It is an arithmetic number, because the mean of its divisors is an integer number (6463296630).

Almost surely, 2^120021114135 is an apocalyptic number.

120021114135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120021114135 is a deficient number, since it is larger than the sum of its proper divisors (86804378025).

120021114135 is a wasteful number, since it uses less digits than its factorization.

120021114135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59187.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 120021114135 its reverse (531411120021), we get a palindrome (651432234156).

The spelling of 120021114135 in words is "one hundred twenty billion, twenty-one million, one hundred fourteen thousand, one hundred thirty-five".