1232020202321 has 2 divisors, whose sum is σ = 1232020202322. Its totient is φ = 1232020202320.

The previous prime is 1232020202299. The next prime is 1232020202401.

It is a happy number.

1232020202321 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 846179214400 + 385840987921 = 919880^2 + 621161^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 1232020202321 - 2²⁶ = 1231953093457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1232020202293 and 1232020202302.

It is not a weakly prime, because it can be changed into another prime (1232020207321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616010101160 + 616010101161.

It is an arithmetic number, because the mean of its divisors is an integer number (616010101161).

Almost surely, 2^{1232020202321} is an apocalyptic number.

It is an amenable number.

1232020202321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232020202321 is an equidigital number, since it uses as much as digits as its factorization.

1232020202321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

It can be divided in two parts, 1232020 and 202321, that added together give a palindrome (1434341).

The spelling of 1232020202321 in words is "one trillion, two hundred thirty-two billion, twenty million, two hundred two thousand, three hundred twenty-one".