321412024121 has 2 divisors, whose sum is σ = 321412024122. Its totient is φ = 321412024120.

The previous prime is 321412024081. The next prime is 321412024139. The reversal of 321412024121 is 121420214123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317819700025 + 3592324096 = 563755^2 + 59936^2 .

It is a cyclic number.

It is not a de Polignac number, because 321412024121 - 2²² = 321407829817 is a prime.

It is not a weakly prime, because it can be changed into another prime (321412020121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160706012060 + 160706012061.

It is an arithmetic number, because the mean of its divisors is an integer number (160706012061).

Almost surely, 2^321412024121 is an apocalyptic number.

It is an amenable number.

321412024121 is a deficient number, since it is larger than the sum of its proper divisors (1).

321412024121 is an equidigital number, since it uses as much as digits as its factorization.

321412024121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 321412024121 its reverse (121420214123), we get a palindrome (442832238244).

The spelling of 321412024121 in words is "three hundred twenty-one billion, four hundred twelve million, twenty-four thousand, one hundred twenty-one".