121233312223 has 2 divisors, whose sum is σ = 121233312224. Its totient is φ = 121233312222.

The previous prime is 121233312181. The next prime is 121233312227. The reversal of 121233312223 is 322213332121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121233312223 - 2²¹ = 121231215071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121233312227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60616656111 + 60616656112.

It is an arithmetic number, because the mean of its divisors is an integer number (60616656112).

Almost surely, 2^121233312223 is an apocalyptic number.

121233312223 is a deficient number, since it is larger than the sum of its proper divisors (1).

121233312223 is an equidigital number, since it uses as much as digits as its factorization.

121233312223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

Adding to 121233312223 its reverse (322213332121), we get a palindrome (443446644344).

The spelling of 121233312223 in words is "one hundred twenty-one billion, two hundred thirty-three million, three hundred twelve thousand, two hundred twenty-three".