121012012110110 has 32 divisors (see below), whose sum is σ = 243149717365632. Its totient is φ = 42981010642080.

The previous prime is 121012012110089. The next prime is 121012012110133. The reversal of 121012012110110 is 11011210210121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12791962724 + ... + 12791972183.

It is an arithmetic number, because the mean of its divisors is an integer number (7598428667676).

Almost surely, 2^{121012012110110} is an apocalyptic number.

121012012110110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121012012110110 is an abundant number, since it is smaller than the sum of its proper divisors (122137705255522).

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

121012012110110 is a wasteful number, since it uses less digits than its factorization.

121012012110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25583934968.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 121012012110110 its reverse (11011210210121), we get a palindrome (132023222320231).

The spelling of 121012012110110 in words is "one hundred twenty-one trillion, twelve billion, twelve million, one hundred ten thousand, one hundred ten".