22102471425 has 12 divisors (see below), whose sum is σ = 36542752880. Its totient is φ = 11787984720.

The previous prime is 22102471421. The next prime is 22102471427. The reversal of 22102471425 is 52417420122.

It is not a de Polignac number, because 22102471425 - 2² = 22102471421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22102471392 and 22102471401.

It is not an unprimeable number, because it can be changed into a prime (22102471421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147349735 + ... + 147349884.

Almost surely, 2^22102471425 is an apocalyptic number.

22102471425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22102471425 is a deficient number, since it is larger than the sum of its proper divisors (14440281455).

22102471425 is a wasteful number, since it uses less digits than its factorization.

22102471425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294699632 (or 294699627 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

Adding to 22102471425 its reverse (52417420122), we get a palindrome (74519891547).

The spelling of 22102471425 in words is "twenty-two billion, one hundred two million, four hundred seventy-one thousand, four hundred twenty-five".