120001020101200 has 60 divisors (see below), whose sum is σ = 329488515199840. Its totient is φ = 41143206890880.

The previous prime is 120001020101189. The next prime is 120001020101201. The reversal of 120001020101200 is 2101020100021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001020101201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21428750790 + ... + 21428756389.

Almost surely, 2^{120001020101200} is an apocalyptic number.

120001020101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001020101200 is an abundant number, since it is smaller than the sum of its proper divisors (209487495098640).

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

120001020101200 is a wasteful number, since it uses less digits than its factorization.

120001020101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42857507204 (or 42857507193 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120001020101200 its reverse (2101020100021), we get a palindrome (122102040201221).

The spelling of 120001020101200 in words is "one hundred twenty trillion, one billion, twenty million, one hundred one thousand, two hundred".