121323332223 has 32 divisors (see below), whose sum is σ = 184722462720. Its totient is φ = 78642329760.

The previous prime is 121323332219. The next prime is 121323332227. The reversal of 121323332223 is 322233323121.

121323332223 is a `hidden beast` number, since 1 + 2 + 1 + 323 + 332 + 2 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (121323332219) and next prime (121323332227).

It is not a de Polignac number, because 121323332223 - 2² = 121323332219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121323332227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1444678 + ... + 1526348.

It is an arithmetic number, because the mean of its divisors is an integer number (5772576960).

Almost surely, 2^121323332223 is an apocalyptic number.

121323332223 is a deficient number, since it is larger than the sum of its proper divisors (63399130497).

121323332223 is a wasteful number, since it uses less digits than its factorization.

121323332223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83204 (or 83198 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 121323332223 its reverse (322233323121), we get a palindrome (443556655344).

It can be divided in two parts, 1213233 and 32223, that added together give a square (1245456 = 1116²).

The spelling of 121323332223 in words is "one hundred twenty-one billion, three hundred twenty-three million, three hundred thirty-two thousand, two hundred twenty-three".