120106171200 has 84 divisors (see below), whose sum is σ = 394048345760. Its totient is φ = 32028311040.

The previous prime is 120106171187. The next prime is 120106171231. The reversal of 120106171200 is 2171601021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12506260 + ... + 12515859.

Almost surely, 2^120106171200 is an apocalyptic number.

120106171200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120106171200 is an abundant number, since it is smaller than the sum of its proper divisors (273942174560).

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

120106171200 is a wasteful number, since it uses less digits than its factorization.

120106171200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25022144 (or 25022129 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 21.

Adding to 120106171200 its reverse (2171601021), we get a palindrome (122277772221).

The spelling of 120106171200 in words is "one hundred twenty billion, one hundred six million, one hundred seventy-one thousand, two hundred".