20522324325 has 24 divisors (see below), whose sum is σ = 33952424128. Its totient is φ = 10938084480.

The previous prime is 20522324309. The next prime is 20522324357. The reversal of 20522324325 is 52342322502.

It is not a de Polignac number, because 20522324325 - 2⁴ = 20522324309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20522324292 and 20522324301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27057 + ... + 204393.

Almost surely, 2^20522324325 is an apocalyptic number.

20522324325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20522324325 is a deficient number, since it is larger than the sum of its proper divisors (13430099803).

20522324325 is a wasteful number, since it uses less digits than its factorization.

20522324325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178893 (or 178888 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 20522324325 its reverse (52342322502), we get a palindrome (72864646827).

The spelling of 20522324325 in words is "twenty billion, five hundred twenty-two million, three hundred twenty-four thousand, three hundred twenty-five".