22104552919 has 4 divisors (see below), whose sum is σ = 22105639000. Its totient is φ = 22103466840.

The previous prime is 22104552887. The next prime is 22104552929. The reversal of 22104552919 is 91925540122.

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 22104552919 - 2⁵ = 22104552887 is a prime.

It is a super-2 number, since 2×22104552919² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22104552929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511917 + ... + 553414.

It is an arithmetic number, because the mean of its divisors is an integer number (5526409750).

Almost surely, 2^22104552919 is an apocalyptic number.

22104552919 is a deficient number, since it is larger than the sum of its proper divisors (1086081).

22104552919 is a wasteful number, since it uses less digits than its factorization.

22104552919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086080.

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 22104552919 in words is "twenty-two billion, one hundred four million, five hundred fifty-two thousand, nine hundred nineteen".