120135915002 has 8 divisors (see below), whose sum is σ = 180207417396. Its totient is φ = 60066775872.

The previous prime is 120135915001. The next prime is 120135915013. The reversal of 120135915002 is 200519531021.

It can be written as a sum of positive squares in 2 ways, for example, as 114263604841 + 5872310161 = 338029^2 + 76631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (120135915001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457733 + ... + 670664.

Almost surely, 2^120135915002 is an apocalyptic number.

120135915002 is a deficient number, since it is larger than the sum of its proper divisors (60071502394).

120135915002 is a wasteful number, since it uses less digits than its factorization.

120135915002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181632.

The product of its (nonzero) digits is 2700, while the sum is 29.

The spelling of 120135915002 in words is "one hundred twenty billion, one hundred thirty-five million, nine hundred fifteen thousand, two".