120135134112 has 96 divisors (see below), whose sum is σ = 360555898752. Its totient is φ = 34309991424.

The previous prime is 120135134107. The next prime is 120135134113. The reversal of 120135134112 is 211431531021.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (120135134113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1628458 + ... + 1700630.

It is an arithmetic number, because the mean of its divisors is an integer number (3755790612).

Almost surely, 2^120135134112 is an apocalyptic number.

120135134112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120135134112 is an abundant number, since it is smaller than the sum of its proper divisors (240420764640).

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

120135134112 is a wasteful number, since it uses less digits than its factorization.

120135134112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74670 (or 74662 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 120135134112 its reverse (211431531021), we get a palindrome (331566665133).

The spelling of 120135134112 in words is "one hundred twenty billion, one hundred thirty-five million, one hundred thirty-four thousand, one hundred twelve".