121013916 has 24 divisors (see below), whose sum is σ = 282543744. Its totient is φ = 40312560.

The previous prime is 121013903. The next prime is 121013929. The reversal of 121013916 is 619310121.

It is an interprime number because it is at equal distance from previous prime (121013903) and next prime (121013929).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35361 + ... + 38631.

It is an arithmetic number, because the mean of its divisors is an integer number (11772656).

Almost surely, 2^121013916 is an apocalyptic number.

It is an amenable number.

121013916 is an abundant number, since it is smaller than the sum of its proper divisors (161529828).

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

121013916 is a wasteful number, since it uses less digits than its factorization.

121013916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6361 (or 6359 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 121013916 is about 11000.6325272686. The cubic root of 121013916 is about 494.6277049624.

The spelling of 121013916 in words is "one hundred twenty-one million, thirteen thousand, nine hundred sixteen".