1232214121321 has 2 divisors, whose sum is σ = 1232214121322. Its totient is φ = 1232214121320.

The previous prime is 1232214121309. The next prime is 1232214121331. The reversal of 1232214121321 is 1231214122321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 780077568400 + 452136552921 = 883220^2 + 672411^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232214121321 - 2⁵ = 1232214121289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232214121301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616107060660 + 616107060661.

It is an arithmetic number, because the mean of its divisors is an integer number (616107060661).

Almost surely, 2^{1232214121321} is an apocalyptic number.

It is an amenable number.

1232214121321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232214121321 is an equidigital number, since it uses as much as digits as its factorization.

1232214121321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 1232214121321 its reverse (1231214122321), we get a palindrome (2463428243642).

The spelling of 1232214121321 in words is "one trillion, two hundred thirty-two billion, two hundred fourteen million, one hundred twenty-one thousand, three hundred twenty-one".