121123166 has 8 divisors (see below), whose sum is σ = 182277480. Its totient is φ = 60364008.

The previous prime is 121123127. The next prime is 121123187. The reversal of 121123166 is 661321121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 98021 + ... + 99248.

It is an arithmetic number, because the mean of its divisors is an integer number (22784685).

Almost surely, 2^121123166 is an apocalyptic number.

121123166 is a deficient number, since it is larger than the sum of its proper divisors (61154314).

121123166 is a wasteful number, since it uses less digits than its factorization.

121123166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197578.

The product of its digits is 432, while the sum is 23.

The square root of 121123166 is about 11005.5970306022. The cubic root of 121123166 is about 494.7765082986.

Adding to 121123166 its reverse (661321121), we get a palindrome (782444287).

The spelling of 121123166 in words is "one hundred twenty-one million, one hundred twenty-three thousand, one hundred sixty-six".