23441221033 has 2 divisors, whose sum is σ = 23441221034. Its totient is φ = 23441221032.

The previous prime is 23441221021. The next prime is 23441221061. The reversal of 23441221033 is 33012214432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17064719424 + 6376501609 = 130632^2 + 79853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23441221033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23441220989 and 23441221007.

It is not a weakly prime, because it can be changed into another prime (23441221073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11720610516 + 11720610517.

It is an arithmetic number, because the mean of its divisors is an integer number (11720610517).

Almost surely, 2^23441221033 is an apocalyptic number.

It is an amenable number.

23441221033 is a deficient number, since it is larger than the sum of its proper divisors (1).

23441221033 is an equidigital number, since it uses as much as digits as its factorization.

23441221033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 23441221033 its reverse (33012214432), we get a palindrome (56453435465).

The spelling of 23441221033 in words is "twenty-three billion, four hundred forty-one million, two hundred twenty-one thousand, thirty-three".