120401532000 has 192 divisors, whose sum is σ = 438261969600. Its totient is φ = 32107046400.

The previous prime is 120401531959. The next prime is 120401532073. The reversal of 120401532000 is 235104021.

120401532000 is a `hidden beast` number, since 12 + 0 + 401 + 53 + 200 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449415 + ... + 665414.

It is an arithmetic number, because the mean of its divisors is an integer number (2282614425).

Almost surely, 2^120401532000 is an apocalyptic number.

120401532000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120401532000 is an abundant number, since it is smaller than the sum of its proper divisors (317860437600).

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

120401532000 is a wasteful number, since it uses less digits than its factorization.

120401532000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114863 (or 1114839 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 120401532000 its reverse (235104021), we get a palindrome (120636636021).

The spelling of 120401532000 in words is "one hundred twenty billion, four hundred one million, five hundred thirty-two thousand".