23044442003213 has 2 divisors, whose sum is σ = 23044442003214. Its totient is φ = 23044442003212.

The previous prime is 23044442003137. The next prime is 23044442003221. The reversal of 23044442003213 is 31230024444032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12943855431049 + 10100586572164 = 3597757^2 + 3178142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23044442003213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23044442003213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23044442003113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11522221001606 + 11522221001607.

It is an arithmetic number, because the mean of its divisors is an integer number (11522221001607).

Almost surely, 2^{23044442003213} is an apocalyptic number.

It is an amenable number.

23044442003213 is a deficient number, since it is larger than the sum of its proper divisors (1).

23044442003213 is an equidigital number, since it uses as much as digits as its factorization.

23044442003213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 23044442003213 its reverse (31230024444032), we get a palindrome (54274466447245).

The spelling of 23044442003213 in words is "twenty-three trillion, forty-four billion, four hundred forty-two million, three thousand, two hundred thirteen".