121360666 has 16 divisors (see below), whose sum is σ = 213670656. Its totient is φ = 50605776.

The previous prime is 121360643. The next prime is 121360717. The reversal of 121360666 is 666063121.

It is a super-2 number, since 2×121360666² = 29456822503927112, which contains 22 as substring.

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, 116626 + ... + 117661.

It is an arithmetic number, because the mean of its divisors is an integer number (13354416).

Almost surely, 2^121360666 is an apocalyptic number.

121360666 is a deficient number, since it is larger than the sum of its proper divisors (92309990).

121360666 is a wasteful number, since it uses less digits than its factorization.

121360666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234333.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 121360666 is about 11016.3817108886. The cubic root of 121360666 is about 495.0996853958.

The spelling of 121360666 in words is "one hundred twenty-one million, three hundred sixty thousand, six hundred sixty-six".