22133333312 has 28 divisors (see below), whose sum is σ = 43926983520. Its totient is φ = 11065117056.

The previous prime is 22133333303. The next prime is 22133333329. The reversal of 22133333312 is 21333333122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537389 + ... + 577107.

It is an arithmetic number, because the mean of its divisors is an integer number (1568820840).

Almost surely, 2^22133333312 is an apocalyptic number.

It is an amenable number.

22133333312 is a deficient number, since it is larger than the sum of its proper divisors (21793650208).

22133333312 is an equidigital number, since it uses as much as digits as its factorization.

22133333312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48438 (or 48428 counting only the distinct ones).

The product of its digits is 5832, while the sum is 26.

Adding to 22133333312 its reverse (21333333122), we get a palindrome (43466666434).

It can be divided in two parts, 2 and 2133333312, that multiplied together give a palindrome (4266666624).

The spelling of 22133333312 in words is "twenty-two billion, one hundred thirty-three million, three hundred thirty-three thousand, three hundred twelve".