220022001002 has 16 divisors (see below), whose sum is σ = 334878294600. Its totient is φ = 108407158272.

The previous prime is 220022000971. The next prime is 220022001047. The reversal of 220022001002 is 200100220022.

It can be written as a sum of positive squares in 4 ways, for example, as 204312136081 + 15709864921 = 452009^2 + 125339^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2774627 + ... + 2852822.

Almost surely, 2^220022001002 is an apocalyptic number.

220022001002 is a deficient number, since it is larger than the sum of its proper divisors (114856293598).

220022001002 is a wasteful number, since it uses less digits than its factorization.

220022001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5627737.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 220022001002 its reverse (200100220022), we get a palindrome (420122221024).

The spelling of 220022001002 in words is "two hundred twenty billion, twenty-two million, one thousand, two".