221022032002 has 16 divisors (see below), whose sum is σ = 336847096800. Its totient is φ = 108751436640.

The previous prime is 221022031987. The next prime is 221022032003. The reversal of 221022032002 is 200230220122.

It is a super-2 number, since 2×221022032002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221022032003) by changing a digit.

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, 2904852 + ... + 2979967.

It is an arithmetic number, because the mean of its divisors is an integer number (21052943550).

Almost surely, 2^221022032002 is an apocalyptic number.

221022032002 is a deficient number, since it is larger than the sum of its proper divisors (115825064798).

221022032002 is a wasteful number, since it uses less digits than its factorization.

221022032002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5885121.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 221022032002 its reverse (200230220122), we get a palindrome (421252252124).

The spelling of 221022032002 in words is "two hundred twenty-one billion, twenty-two million, thirty-two thousand, two".