22264400012 has 24 divisors (see below), whose sum is σ = 40526610432. Its totient is φ = 10690851600.

The previous prime is 22264399973. The next prime is 22264400069. The reversal of 22264400012 is 21000446222.

It is a super-3 number, since 3×22264400012³ (a number of 32 digits) contains 333 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 669068 + ... + 701555.

It is an arithmetic number, because the mean of its divisors is an integer number (1688608768).

Almost surely, 2^22264400012 is an apocalyptic number.

It is an amenable number.

22264400012 is a deficient number, since it is larger than the sum of its proper divisors (18262210420).

22264400012 is a wasteful number, since it uses less digits than its factorization.

22264400012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370789 (or 1370787 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22264400012 its reverse (21000446222), we get a palindrome (43264846234).

The spelling of 22264400012 in words is "twenty-two billion, two hundred sixty-four million, four hundred thousand, twelve".