121662316 has 12 divisors (see below), whose sum is σ = 213228288. Its totient is φ = 60739952.

The previous prime is 121662269. The next prime is 121662329. The reversal of 121662316 is 613266121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19756 + ... + 25171.

It is an arithmetic number, because the mean of its divisors is an integer number (17769024).

Almost surely, 2^121662316 is an apocalyptic number.

It is an amenable number.

121662316 is a deficient number, since it is larger than the sum of its proper divisors (91565972).

121662316 is a wasteful number, since it uses less digits than its factorization.

121662316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45608 (or 45606 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 121662316 is about 11030.0641883898. The cubic root of 121662316 is about 495.5095470598.

The spelling of 121662316 in words is "one hundred twenty-one million, six hundred sixty-two thousand, three hundred sixteen".