22213214012 has 48 divisors (see below), whose sum is σ = 42874683264. Its totient is φ = 9985800000.

The previous prime is 22213213973. The next prime is 22213214047. The reversal of 22213214012 is 21041231222.

It is a super-2 number, since 2×22213214012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4988387 + ... + 4992837.

It is an arithmetic number, because the mean of its divisors is an integer number (893222568).

Almost surely, 2^22213214012 is an apocalyptic number.

22213214012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22213214012 is a deficient number, since it is larger than the sum of its proper divisors (20661469252).

22213214012 is a wasteful number, since it uses less digits than its factorization.

22213214012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5690 (or 5688 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22213214012 its reverse (21041231222), we get a palindrome (43254445234).

The spelling of 22213214012 in words is "twenty-two billion, two hundred thirteen million, two hundred fourteen thousand, twelve".