121102110211120 has 20 divisors (see below), whose sum is σ = 281562406241040. Its totient is φ = 48440844084416.

The previous prime is 121102110211087. The next prime is 121102110211151. The reversal of 121102110211120 is 21112011201121.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 121102110211094 and 121102110211103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 756888188740 + ... + 756888188899.

It is an arithmetic number, because the mean of its divisors is an integer number (14078120312052).

Almost surely, 2^{121102110211120} is an apocalyptic number.

121102110211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121102110211120 is an abundant number, since it is smaller than the sum of its proper divisors (160460296029920).

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

121102110211120 is a wasteful number, since it uses less digits than its factorization.

121102110211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513776377652 (or 1513776377646 counting only the distinct ones).

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

Adding to 121102110211120 its reverse (21112011201121), we get a palindrome (142214121412241).

Subtracting from 121102110211120 its reverse (21112011201121), we obtain a palindrome (99990099009999).

The spelling of 121102110211120 in words is "one hundred twenty-one trillion, one hundred two billion, one hundred ten million, two hundred eleven thousand, one hundred twenty".