22053333312 has 84 divisors (see below), whose sum is σ = 63265362420. Its totient is φ = 7344893952.

The previous prime is 22053333299. The next prime is 22053333329. The reversal of 22053333312 is 21333335022.

It can be written as a sum of positive squares in 2 ways, for example, as 15449495616 + 6603837696 = 124296^2 + 81264^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 692328 + ... + 723480.

Almost surely, 2^22053333312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22053333312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31632681210).

22053333312 is an abundant number, since it is smaller than the sum of its proper divisors (41212029108).

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

22053333312 is a wasteful number, since it uses less digits than its factorization.

22053333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32400 (or 32387 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 27.

Adding to 22053333312 its reverse (21333335022), we get a palindrome (43386668334).

The spelling of 22053333312 in words is "twenty-two billion, fifty-three million, three hundred thirty-three thousand, three hundred twelve".