121065223 has 2 divisors, whose sum is σ = 121065224. Its totient is φ = 121065222.

The previous prime is 121065179. The next prime is 121065239. The reversal of 121065223 is 322560121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121065223 - 2⁹ = 121064711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121065194 and 121065203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121065293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60532611 + 60532612.

It is an arithmetic number, because the mean of its divisors is an integer number (60532612).

Almost surely, 2^121065223 is an apocalyptic number.

121065223 is a deficient number, since it is larger than the sum of its proper divisors (1).

121065223 is an equidigital number, since it uses as much as digits as its factorization.

121065223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 121065223 is about 11002.9642824104. The cubic root of 121065223 is about 494.6975985163.

The spelling of 121065223 in words is "one hundred twenty-one million, sixty-five thousand, two hundred twenty-three".