22103149448 has 16 divisors (see below), whose sum is σ = 41484331980. Its totient is φ = 11040660928.

The previous prime is 22103149441. The next prime is 22103149457. The reversal of 22103149448 is 84494130122.

It can be written as a sum of positive squares in 2 ways, for example, as 21421835044 + 681314404 = 146362^2 + 26102^2 .

It is not an unprimeable number, because it can be changed into a prime (22103149441) 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, 1355615 + ... + 1371822.

Almost surely, 2^22103149448 is an apocalyptic number.

It is an amenable number.

22103149448 is a deficient number, since it is larger than the sum of its proper divisors (19381182532).

22103149448 is a wasteful number, since it uses less digits than its factorization.

22103149448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728456 (or 2728452 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 22103149448 in words is "twenty-two billion, one hundred three million, one hundred forty-nine thousand, four hundred forty-eight".