121110122122010 has 128 divisors (see below), whose sum is σ = 268671153139200. Its totient is φ = 38375527956480.

The previous prime is 121110122122009. The next prime is 121110122122057. The reversal of 121110122122010 is 10221221011121.

It is a self number, because there is not a number n which added to its sum of digits gives 121110122122010.

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, 748561484 + ... + 748723256.

It is an arithmetic number, because the mean of its divisors is an integer number (2098993383900).

Almost surely, 2^{121110122122010} is an apocalyptic number.

121110122122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121110122122010 is an abundant number, since it is smaller than the sum of its proper divisors (147561031017190).

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

121110122122010 is a wasteful number, since it uses less digits than its factorization.

121110122122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175576.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121110122122010 its reverse (10221221011121), we get a palindrome (131331343133131).

The spelling of 121110122122010 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred twenty-two million, one hundred twenty-two thousand, ten".