120111120200 has 24 divisors (see below), whose sum is σ = 279258354930. Its totient is φ = 48044448000.

The previous prime is 120111120193. The next prime is 120111120209. The reversal of 120111120200 is 2021111021.

It can be written as a sum of positive squares in 3 ways, for example, as 64397182756 + 55713937444 = 253766^2 + 236038^2 .

It is not an unprimeable number, because it can be changed into a prime (120111120209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 300277601 + ... + 300278000.

Almost surely, 2^120111120200 is an apocalyptic number.

120111120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120111120200 is an abundant number, since it is smaller than the sum of its proper divisors (159147234730).

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

120111120200 is a wasteful number, since it uses less digits than its factorization.

120111120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600555617 (or 600555608 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120111120200 its reverse (2021111021), we get a palindrome (122132231221).

The spelling of 120111120200 in words is "one hundred twenty billion, one hundred eleven million, one hundred twenty thousand, two hundred".