1232121113323 has 2 divisors, whose sum is σ = 1232121113324. Its totient is φ = 1232121113322.

The previous prime is 1232121113263. The next prime is 1232121113351. The reversal of 1232121113323 is 3233111212321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1232121113323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232121173323) 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, 616060556661 + 616060556662.

It is an arithmetic number, because the mean of its divisors is an integer number (616060556662).

Almost surely, 2^{1232121113323} is an apocalyptic number.

1232121113323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232121113323 is an equidigital number, since it uses as much as digits as its factorization.

1232121113323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

Adding to 1232121113323 its reverse (3233111212321), we get a palindrome (4465232325644).

The spelling of 1232121113323 in words is "one trillion, two hundred thirty-two billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred twenty-three".