21222333202 has 16 divisors (see below), whose sum is σ = 36387957312. Its totient is φ = 9093582000.

The previous prime is 21222333199. The next prime is 21222333227. The reversal of 21222333202 is 20233322212.

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, 63049 + ... + 215452.

It is an arithmetic number, because the mean of its divisors is an integer number (2274247332).

Almost surely, 2^21222333202 is an apocalyptic number.

21222333202 is a deficient number, since it is larger than the sum of its proper divisors (15165624110).

21222333202 is a wasteful number, since it uses less digits than its factorization.

21222333202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283953.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 21222333202 its reverse (20233322212), we get a palindrome (41455655414).

The spelling of 21222333202 in words is "twenty-one billion, two hundred twenty-two million, three hundred thirty-three thousand, two hundred two".