22420332133 has 4 divisors (see below), whose sum is σ = 22421016160. Its totient is φ = 22419648108.

The previous prime is 22420332131. The next prime is 22420332149. The reversal of 22420332133 is 33123302422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22420332133 - 2¹ = 22420332131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22420332098 and 22420332107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420332131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290235 + ... + 359272.

It is an arithmetic number, because the mean of its divisors is an integer number (5605254040).

Almost surely, 2^22420332133 is an apocalyptic number.

It is an amenable number.

22420332133 is a deficient number, since it is larger than the sum of its proper divisors (684027).

22420332133 is an equidigital number, since it uses as much as digits as its factorization.

22420332133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684026.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 22420332133 its reverse (33123302422), we get a palindrome (55543634555).

The spelling of 22420332133 in words is "twenty-two billion, four hundred twenty million, three hundred thirty-two thousand, one hundred thirty-three".