22013012404 has 6 divisors (see below), whose sum is σ = 38522771714. Its totient is φ = 11006506200.

The previous prime is 22013012327. The next prime is 22013012407. The reversal of 22013012404 is 40421031022.

It can be written as a sum of positive squares in only one way, i.e., 20787872400 + 1225140004 = 144180^2 + 35002^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013012407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751626547 + ... + 2751626554.

Almost surely, 2^22013012404 is an apocalyptic number.

It is an amenable number.

22013012404 is a deficient number, since it is larger than the sum of its proper divisors (16509759310).

22013012404 is a wasteful number, since it uses less digits than its factorization.

22013012404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5503253105 (or 5503253103 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22013012404 its reverse (40421031022), we get a palindrome (62434043426).

The spelling of 22013012404 in words is "twenty-two billion, thirteen million, twelve thousand, four hundred four".