22111322025 has 48 divisors (see below), whose sum is σ = 39602743040. Its totient is φ = 10885492800.

The previous prime is 22111322011. The next prime is 22111322117. The reversal of 22111322025 is 52022311122.

It is not a de Polignac number, because 22111322025 - 2¹⁴ = 22111305641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22111321992 and 22111322010.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97680 + ... + 231870.

Almost surely, 2^22111322025 is an apocalyptic number.

22111322025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22111322025 is a deficient number, since it is larger than the sum of its proper divisors (17491421015).

22111322025 is a wasteful number, since it uses less digits than its factorization.

22111322025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134243 (or 134212 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 22111322025 its reverse (52022311122), we get a palindrome (74133633147).

The spelling of 22111322025 in words is "twenty-two billion, one hundred eleven million, three hundred twenty-two thousand, twenty-five".