120235312400 has 180 divisors, whose sum is σ = 336500254272. Its totient is φ = 40443087360.

The previous prime is 120235312387. The next prime is 120235312411. The reversal of 120235312400 is 4213532021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7857557 + ... + 7872843.

Almost surely, 2^120235312400 is an apocalyptic number.

120235312400 is a gapful number since it is divisible by the number (10) 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 120235312400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168250127136).

120235312400 is an abundant number, since it is smaller than the sum of its proper divisors (216264941872).

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

120235312400 is a wasteful number, since it uses less digits than its factorization.

120235312400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15418 (or 15354 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 120235312400 its reverse (4213532021), we get a palindrome (124448844421).

The spelling of 120235312400 in words is "one hundred twenty billion, two hundred thirty-five million, three hundred twelve thousand, four hundred".