23222212425 has 72 divisors (see below), whose sum is σ = 42681414048. Its totient is φ = 12062304000.

The previous prime is 23222212423. The next prime is 23222212459. The reversal of 23222212425 is 52421222232.

It is a happy number.

23222212425 is a `hidden beast` number, since 2 + 3 + 2 + 22 + 212 + 425 = 666.

It is not a de Polignac number, because 23222212425 - 2¹ = 23222212423 is a prime.

It is a super-2 number, since 2×23222212425² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23222212423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6372654 + ... + 6376296.

Almost surely, 2^23222212425 is an apocalyptic number.

23222212425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23222212425 is a deficient number, since it is larger than the sum of its proper divisors (19459201623).

23222212425 is a wasteful number, since it uses less digits than its factorization.

23222212425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4391 (or 4383 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

Adding to 23222212425 its reverse (52421222232), we get a palindrome (75643434657).

The spelling of 23222212425 in words is "twenty-three billion, two hundred twenty-two million, two hundred twelve thousand, four hundred twenty-five".