120021102101200 has 30 divisors (see below), whose sum is σ = 288350697799094. Its totient is φ = 48008440840320.

The previous prime is 120021102101189. The next prime is 120021102101317. The reversal of 120021102101200 is 2101201120021.

It can be written as a sum of positive squares in 3 ways, for example, as 8446161187984 + 111574940913216 = 2906228^2 + 10562904^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150026377227 + ... + 150026378026.

Almost surely, 2^{120021102101200} is an apocalyptic number.

120021102101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120021102101200 is an abundant number, since it is smaller than the sum of its proper divisors (168329595697894).

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

120021102101200 is a wasteful number, since it uses less digits than its factorization.

120021102101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300052755271 (or 300052755260 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120021102101200 its reverse (2101201120021), we get a palindrome (122122303221221).

The spelling of 120021102101200 in words is "one hundred twenty trillion, twenty-one billion, one hundred two million, one hundred one thousand, two hundred".