23402223433 has 2 divisors, whose sum is σ = 23402223434. Its totient is φ = 23402223432.

The previous prime is 23402223407. The next prime is 23402223479. The reversal of 23402223433 is 33432220432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17579312569 + 5822910864 = 132587^2 + 76308^2 .

It is a cyclic number.

It is not a de Polignac number, because 23402223433 - 2⁵ = 23402223401 is a prime.

It is not a weakly prime, because it can be changed into another prime (23402323433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11701111716 + 11701111717.

It is an arithmetic number, because the mean of its divisors is an integer number (11701111717).

Almost surely, 2^23402223433 is an apocalyptic number.

It is an amenable number.

23402223433 is a deficient number, since it is larger than the sum of its proper divisors (1).

23402223433 is an equidigital number, since it uses as much as digits as its factorization.

23402223433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 23402223433 its reverse (33432220432), we get a palindrome (56834443865).

The spelling of 23402223433 in words is "twenty-three billion, four hundred two million, two hundred twenty-three thousand, four hundred thirty-three".