22022226425 has 24 divisors (see below), whose sum is σ = 27786019200. Its totient is φ = 17309436480.

The previous prime is 22022226419. The next prime is 22022226427. The reversal of 22022226425 is 52462222022.

It is not a de Polignac number, because 22022226425 - 2⁸ = 22022226169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22022226427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3768656 + ... + 3774494.

It is an arithmetic number, because the mean of its divisors is an integer number (1157750800).

Almost surely, 2^22022226425 is an apocalyptic number.

22022226425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22022226425 is a deficient number, since it is larger than the sum of its proper divisors (5763792775).

22022226425 is a wasteful number, since it uses less digits than its factorization.

22022226425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8465 (or 8460 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 22022226425 its reverse (52462222022), we get a palindrome (74484448447).

The spelling of 22022226425 in words is "twenty-two billion, twenty-two million, two hundred twenty-six thousand, four hundred twenty-five".