22511103222004 has 48 divisors (see below), whose sum is σ = 41173971632640. Its totient is φ = 10748703885920.

The previous prime is 22511103222001. The next prime is 22511103222031. The reversal of 22511103222004 is 40022230111522.

It is a self number, because there is not a number n which added to its sum of digits gives 22511103222004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22511103222001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 953727267 + ... + 953750869.

It is an arithmetic number, because the mean of its divisors is an integer number (857791075680).

Almost surely, 2^{22511103222004} is an apocalyptic number.

It is an amenable number.

22511103222004 is a deficient number, since it is larger than the sum of its proper divisors (18662868410636).

22511103222004 is a wasteful number, since it uses less digits than its factorization.

22511103222004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40020 (or 40018 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22511103222004 its reverse (40022230111522), we get a palindrome (62533333333526).

The spelling of 22511103222004 in words is "twenty-two trillion, five hundred eleven billion, one hundred three million, two hundred twenty-two thousand, four".