21322201132 has 12 divisors (see below), whose sum is σ = 37839399696. Its totient is φ = 10510944080.

The previous prime is 21322201097. The next prime is 21322201177. The reversal of 21322201132 is 23110222312.

It is a super-2 number, since 2×21322201132² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37538803 + ... + 37539370.

It is an arithmetic number, because the mean of its divisors is an integer number (3153283308).

Almost surely, 2^21322201132 is an apocalyptic number.

It is an amenable number.

21322201132 is a deficient number, since it is larger than the sum of its proper divisors (16517198564).

21322201132 is a wasteful number, since it uses less digits than its factorization.

21322201132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75078248 (or 75078246 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21322201132 its reverse (23110222312), we get a palindrome (44432423444).

The spelling of 21322201132 in words is "twenty-one billion, three hundred twenty-two million, two hundred one thousand, one hundred thirty-two".