21032203322 has 16 divisors (see below), whose sum is σ = 34024294752. Its totient is φ = 9693114480.

The previous prime is 21032203321. The next prime is 21032203369. The reversal of 21032203322 is 22330223012.

It is a junction number, because it is equal to n+sod(n) for n = 21032203294 and 21032203303.

It is not an unprimeable number, because it can be changed into a prime (21032203321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567368 + ... + 603299.

It is an arithmetic number, because the mean of its divisors is an integer number (2126518422).

Almost surely, 2^21032203322 is an apocalyptic number.

21032203322 is a deficient number, since it is larger than the sum of its proper divisors (12992091430).

21032203322 is a wasteful number, since it uses less digits than its factorization.

21032203322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171373.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 21032203322 its reverse (22330223012), we get a palindrome (43362426334).

The spelling of 21032203322 in words is "twenty-one billion, thirty-two million, two hundred three thousand, three hundred twenty-two".