22421103233 has 2 divisors, whose sum is σ = 22421103234. Its totient is φ = 22421103232.

The previous prime is 22421103223. The next prime is 22421103251. The reversal of 22421103233 is 33230112422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21087977089 + 1333126144 = 145217^2 + 36512^2 .

It is a cyclic number.

It is not a de Polignac number, because 22421103233 - 2⁴ = 22421103217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22421103199 and 22421103208.

It is not a weakly prime, because it can be changed into another prime (22421103223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210551616 + 11210551617.

It is an arithmetic number, because the mean of its divisors is an integer number (11210551617).

Almost surely, 2^22421103233 is an apocalyptic number.

It is an amenable number.

22421103233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22421103233 is an equidigital number, since it uses as much as digits as its factorization.

22421103233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22421103233 its reverse (33230112422), we get a palindrome (55651215655).

The spelling of 22421103233 in words is "twenty-two billion, four hundred twenty-one million, one hundred three thousand, two hundred thirty-three".