120210011100 has 54 divisors (see below), whose sum is σ = 376791604280. Its totient is φ = 32056002720.

The previous prime is 120210011093. The next prime is 120210011111. The reversal of 120210011100 is 1110012021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 66782440 + ... + 66784239.

Almost surely, 2^120210011100 is an apocalyptic number.

120210011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120210011100 is an abundant number, since it is smaller than the sum of its proper divisors (256581593180).

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

120210011100 is a wasteful number, since it uses less digits than its factorization.

120210011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133566699 (or 133566689 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120210011100 its reverse (1110012021), we get a palindrome (121320023121).

The spelling of 120210011100 in words is "one hundred twenty billion, two hundred ten million, eleven thousand, one hundred".