120122111110200 has 96 divisors (see below), whose sum is σ = 372437560863360. Its totient is φ = 32027486281600.

The previous prime is 120122111110187. The next prime is 120122111110223. The reversal of 120122111110200 is 2011111221021.

It is a happy number.

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 120122111110200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12074874 + ... + 19648073.

It is an arithmetic number, because the mean of its divisors is an integer number (3879557925660).

Almost surely, 2^{120122111110200} is an apocalyptic number.

120122111110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120122111110200 is an abundant number, since it is smaller than the sum of its proper divisors (252315449753160).

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

120122111110200 is a wasteful number, since it uses less digits than its factorization.

120122111110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31729277 (or 31729268 counting only the distinct ones).

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

Adding to 120122111110200 its reverse (2011111221021), we get a palindrome (122133222331221).

The spelling of 120122111110200 in words is "one hundred twenty trillion, one hundred twenty-two billion, one hundred eleven million, one hundred ten thousand, two hundred".