121332319 has 2 divisors, whose sum is σ = 121332320. Its totient is φ = 121332318.

The previous prime is 121332257. The next prime is 121332373. The reversal of 121332319 is 913233121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121332319 - 2⁷ = 121332191 is a prime.

It is a super-2 number, since 2×121332319² = 29443063267835522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121332293 and 121332302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121332389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666159 + 60666160.

It is an arithmetic number, because the mean of its divisors is an integer number (60666160).

Almost surely, 2^121332319 is an apocalyptic number.

121332319 is a deficient number, since it is larger than the sum of its proper divisors (1).

121332319 is an equidigital number, since it uses as much as digits as its factorization.

121332319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 25.

The square root of 121332319 is about 11015.0950517914. The cubic root of 121332319 is about 495.0611345097.

It can be divided in two parts, 12 and 1332319, that added together give a palindrome (1332331).

The spelling of 121332319 in words is "one hundred twenty-one million, three hundred thirty-two thousand, three hundred nineteen".