22003551412 has 6 divisors (see below), whose sum is σ = 38506214978. Its totient is φ = 11001775704.

The previous prime is 22003551403. The next prime is 22003551421. The reversal of 22003551412 is 21415530022.

It is an interprime number because it is at equal distance from previous prime (22003551403) and next prime (22003551421).

It can be written as a sum of positive squares in only one way, i.e., 21896304676 + 107246736 = 147974^2 + 10356^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750443923 + ... + 2750443930.

Almost surely, 2^22003551412 is an apocalyptic number.

It is an amenable number.

22003551412 is a deficient number, since it is larger than the sum of its proper divisors (16502663566).

22003551412 is a wasteful number, since it uses less digits than its factorization.

22003551412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500887857 (or 5500887855 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 22003551412 in words is "twenty-two billion, three million, five hundred fifty-one thousand, four hundred twelve".