22022253404432 has 40 divisors (see below), whose sum is σ = 43150727741400. Its totient is φ = 10886600051712.

The previous prime is 22022253404329. The next prime is 22022253404443. The reversal of 22022253404432 is 23440435222022.

It can be written as a sum of positive squares in 4 ways, for example, as 2852707488016 + 19169545916416 = 1688996^2 + 4378304^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22022253404392 and 22022253404401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18898958 + ... + 20030354.

It is an arithmetic number, because the mean of its divisors is an integer number (1078768193535).

Almost surely, 2^{22022253404432} is an apocalyptic number.

It is an amenable number.

22022253404432 is a deficient number, since it is larger than the sum of its proper divisors (21128474336968).

22022253404432 is a wasteful number, since it uses less digits than its factorization.

22022253404432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145163 (or 1145157 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 22022253404432 its reverse (23440435222022), we get a palindrome (45462688626454).

The spelling of 22022253404432 in words is "twenty-two trillion, twenty-two billion, two hundred fifty-three million, four hundred four thousand, four hundred thirty-two".