120120011110 has 64 divisors (see below), whose sum is σ = 242211622464. Its totient is φ = 42520780800.

The previous prime is 120120011041. The next prime is 120120011149. The reversal of 120120011110 is 11110021021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 558594 + ... + 743146.

It is an arithmetic number, because the mean of its divisors is an integer number (3784556601).

Almost surely, 2^120120011110 is an apocalyptic number.

120120011110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120120011110 is an abundant number, since it is smaller than the sum of its proper divisors (122091611354).

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

120120011110 is a wasteful number, since it uses less digits than its factorization.

120120011110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184729.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120120011110 its reverse (11110021021), we get a palindrome (131230032131).

The spelling of 120120011110 in words is "one hundred twenty billion, one hundred twenty million, eleven thousand, one hundred ten".