22035443412 has 48 divisors (see below), whose sum is σ = 52088843520. Its totient is φ = 7249579008.

The previous prime is 22035443393. The next prime is 22035443413. The reversal of 22035443412 is 21434453022.

It is a self number, because there is not a number n which added to its sum of digits gives 22035443412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22035443413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290088 + ... + 358080.

It is an arithmetic number, because the mean of its divisors is an integer number (1085184240).

Almost surely, 2^22035443412 is an apocalyptic number.

It is an amenable number.

22035443412 is an abundant number, since it is smaller than the sum of its proper divisors (30053400108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22035443412 is a wasteful number, since it uses less digits than its factorization.

22035443412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68352 (or 68350 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 22035443412 its reverse (21434453022), we get a palindrome (43469896434).

The spelling of 22035443412 in words is "twenty-two billion, thirty-five million, four hundred forty-three thousand, four hundred twelve".