120111021112200 has 48 divisors (see below), whose sum is σ = 372344165449680. Its totient is φ = 32029605629760.

The previous prime is 120111021112169. The next prime is 120111021112231. The reversal of 120111021112200 is 2211120111021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120111021112169) and next prime (120111021112231).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120111021112200.

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, 100092516994 + ... + 100092518193.

It is an arithmetic number, because the mean of its divisors is an integer number (7757170113535).

Almost surely, 2^{120111021112200} is an apocalyptic number.

120111021112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120111021112200 is an abundant number, since it is smaller than the sum of its proper divisors (252233144337480).

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

120111021112200 is a wasteful number, since it uses less digits than its factorization.

120111021112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200185035206 (or 200185035197 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120111021112200 its reverse (2211120111021), we get a palindrome (122322141223221).

The spelling of 120111021112200 in words is "one hundred twenty trillion, one hundred eleven billion, twenty-one million, one hundred twelve thousand, two hundred".