21233002222112 has 24 divisors (see below), whose sum is σ = 43150940001792. Its totient is φ = 10274033332800.

The previous prime is 21233002222063. The next prime is 21233002222153. The reversal of 21233002222112 is 21122220033212.

It is a happy 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, 10702117064 + ... + 10702119047.

It is an arithmetic number, because the mean of its divisors is an integer number (1797955833408).

Almost surely, 2^{21233002222112} is an apocalyptic number.

It is an amenable number.

21233002222112 is an abundant number, since it is smaller than the sum of its proper divisors (21917937779680).

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

21233002222112 is a wasteful number, since it uses less digits than its factorization.

21233002222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21404236152 (or 21404236144 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 21233002222112 its reverse (21122220033212), we get a palindrome (42355222255324).

The spelling of 21233002222112 in words is "twenty-one trillion, two hundred thirty-three billion, two million, two hundred twenty-two thousand, one hundred twelve".