121100122000110 has 64 divisors (see below), whose sum is σ = 317063186728704. Its totient is φ = 29357508192000.

The previous prime is 121100122000093. The next prime is 121100122000127. The reversal of 121100122000110 is 11000221001121.

It is an interprime number because it is at equal distance from previous prime (121100122000093) and next prime (121100122000127).

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 31 ways as a sum of consecutive naturals, for example, 186659785 + ... + 187307435.

It is an arithmetic number, because the mean of its divisors is an integer number (4954112292636).

Almost surely, 2^{121100122000110} is an apocalyptic number.

121100122000110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121100122000110 is an abundant number, since it is smaller than the sum of its proper divisors (195963064728594).

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

121100122000110 is a wasteful number, since it uses less digits than its factorization.

121100122000110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214289.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121100122000110 its reverse (11000221001121), we get a palindrome (132100343001231).

The spelling of 121100122000110 in words is "one hundred twenty-one trillion, one hundred billion, one hundred twenty-two million, one hundred ten", and thus it is an aban number.