120121200110 has 32 divisors (see below), whose sum is σ = 218365336512. Its totient is φ = 47572241920.

The previous prime is 120121200107. The next prime is 120121200127. The reversal of 120121200110 is 11002121021.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120121200091 and 120121200100.

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 15 ways as a sum of consecutive naturals, for example, 1006847 + ... + 1119813.

It is an arithmetic number, because the mean of its divisors is an integer number (6823916766).

Almost surely, 2^120121200110 is an apocalyptic number.

120121200110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120121200110 is a deficient number, since it is larger than the sum of its proper divisors (98244136402).

120121200110 is a wasteful number, since it uses less digits than its factorization.

120121200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114028.

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

Adding to 120121200110 its reverse (11002121021), we get a palindrome (131123321131).

The spelling of 120121200110 in words is "one hundred twenty billion, one hundred twenty-one million, two hundred thousand, one hundred ten".