121120122200110 has 128 divisors (see below), whose sum is σ = 261364121763840. Its totient is φ = 39892242614400.

The previous prime is 121120122200093. The next prime is 121120122200219. The reversal of 121120122200110 is 11002221021121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99524995 + ... + 100734625.

It is an arithmetic number, because the mean of its divisors is an integer number (2041907201280).

Almost surely, 2^{121120122200110} is an apocalyptic number.

121120122200110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120122200110 is an abundant number, since it is smaller than the sum of its proper divisors (140243999563730).

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

121120122200110 is a wasteful number, since it uses less digits than its factorization.

121120122200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211774.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121120122200110 its reverse (11002221021121), we get a palindrome (132122343221231).

The spelling of 121120122200110 in words is "one hundred twenty-one trillion, one hundred twenty billion, one hundred twenty-two million, two hundred thousand, one hundred ten".