121166233 has 4 divisors (see below), whose sum is σ = 121286160. Its totient is φ = 121046308.

The previous prime is 121166219. The next prime is 121166261. The reversal of 121166233 is 332661121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121166233 - 2⁹ = 121165721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121166198 and 121166207.

It is not an unprimeable number, because it can be changed into a prime (121166273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58435 + ... + 60472.

It is an arithmetic number, because the mean of its divisors is an integer number (30321540).

Almost surely, 2^121166233 is an apocalyptic number.

It is an amenable number.

121166233 is a deficient number, since it is larger than the sum of its proper divisors (119927).

121166233 is a wasteful number, since it uses less digits than its factorization.

121166233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119926.

The product of its digits is 1296, while the sum is 25.

The square root of 121166233 is about 11007.5534520619. The cubic root of 121166233 is about 494.8351428702.

The spelling of 121166233 in words is "one hundred twenty-one million, one hundred sixty-six thousand, two hundred thirty-three".