21222334010 has 16 divisors (see below), whose sum is σ = 38209107456. Its totient is φ = 8486954448.

The previous prime is 21222333997. The next prime is 21222334027. The reversal of 21222334010 is 1043322212.

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 7 ways as a sum of consecutive naturals, for example, 201962 + ... + 288501.

It is an arithmetic number, because the mean of its divisors is an integer number (2388069216).

Almost surely, 2^21222334010 is an apocalyptic number.

21222334010 is a deficient number, since it is larger than the sum of its proper divisors (16986773446).

21222334010 is a wasteful number, since it uses less digits than its factorization.

21222334010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494797.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21222334010 its reverse (1043322212), we get a palindrome (22265656222).

The spelling of 21222334010 in words is "twenty-one billion, two hundred twenty-two million, three hundred thirty-four thousand, ten".