22112002554 has 8 divisors (see below), whose sum is σ = 44224005120. Its totient is φ = 7370667516.

The previous prime is 22112002543. The next prime is 22112002579. The reversal of 22112002554 is 45520021122.

It is a sphenic number, since it is the product of 3 distinct primes.

22112002554 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1842666874 + ... + 1842666885.

It is an arithmetic number, because the mean of its divisors is an integer number (5528000640).

Almost surely, 2^22112002554 is an apocalyptic number.

22112002554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22112002554 is a wasteful number, since it uses less digits than its factorization.

22112002554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685333764.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 22112002554 its reverse (45520021122), we get a palindrome (67632023676).

The spelling of 22112002554 in words is "twenty-two billion, one hundred twelve million, two thousand, five hundred fifty-four".