121382333 has 4 divisors (see below), whose sum is σ = 121429788. Its totient is φ = 121334880.

The previous prime is 121382321. The next prime is 121382357. The reversal of 121382333 is 333283121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 333283121 = 9539 ⋅34939.

It can be written as a sum of positive squares in 2 ways, for example, as 57350329 + 64032004 = 7573^2 + 8002^2 .

It is a cyclic number.

It is not a de Polignac number, because 121382333 - 2⁶ = 121382269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121382633) 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, 19658 + ... + 25083.

It is an arithmetic number, because the mean of its divisors is an integer number (30357447).

Almost surely, 2^121382333 is an apocalyptic number.

It is an amenable number.

121382333 is a deficient number, since it is larger than the sum of its proper divisors (47455).

121382333 is an equidigital number, since it uses as much as digits as its factorization.

121382333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47454.

The product of its digits is 2592, while the sum is 26.

The square root of 121382333 is about 11017.3650661127. The cubic root of 121382333 is about 495.1291476779.

The spelling of 121382333 in words is "one hundred twenty-one million, three hundred eighty-two thousand, three hundred thirty-three".