120135162432 has 112 divisors (see below), whose sum is σ = 328990147200. Its totient is φ = 38643978240.

The previous prime is 120135162409. The next prime is 120135162439. The reversal of 120135162432 is 234261531021.

It is a self number, because there is not a number n which added to its sum of digits gives 120135162432.

It is not an unprimeable number, because it can be changed into a prime (120135162439) 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, 13587069 + ... + 13595907.

Almost surely, 2^120135162432 is an apocalyptic number.

120135162432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120135162432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164495073600).

120135162432 is an abundant number, since it is smaller than the sum of its proper divisors (208854984768).

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

120135162432 is a wasteful number, since it uses less digits than its factorization.

120135162432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11324 (or 11314 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 120135162432 its reverse (234261531021), we get a palindrome (354396693453).

The spelling of 120135162432 in words is "one hundred twenty billion, one hundred thirty-five million, one hundred sixty-two thousand, four hundred thirty-two".