22525155203 has 4 divisors (see below), whose sum is σ = 22525598688. Its totient is φ = 22524711720.

The previous prime is 22525155199. The next prime is 22525155209. The reversal of 22525155203 is 30255152522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22525155203 - 2² = 22525155199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22525155203.

It is not an unprimeable number, because it can be changed into a prime (22525155209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133976 + ... + 250997.

It is an arithmetic number, because the mean of its divisors is an integer number (5631399672).

Almost surely, 2^22525155203 is an apocalyptic number.

22525155203 is a deficient number, since it is larger than the sum of its proper divisors (443485).

22525155203 is an equidigital number, since it uses as much as digits as its factorization.

22525155203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443484.

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 22525155203 in words is "twenty-two billion, five hundred twenty-five million, one hundred fifty-five thousand, two hundred three".