22021120221002 has 32 divisors (see below), whose sum is σ = 39053850520320. Its totient is φ = 9111810234240.

The previous prime is 22021120220987. The next prime is 22021120221019. The reversal of 22021120221002 is 20012202112022.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 8798102 + ... + 11020382.

It is an arithmetic number, because the mean of its divisors is an integer number (1220432828760).

Almost surely, 2^{22021120221002} is an apocalyptic number.

22021120221002 is a deficient number, since it is larger than the sum of its proper divisors (17032730299318).

22021120221002 is a wasteful number, since it uses less digits than its factorization.

22021120221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246726.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22021120221002 its reverse (20012202112022), we get a palindrome (42033322333024).

The spelling of 22021120221002 in words is "twenty-two trillion, twenty-one billion, one hundred twenty million, two hundred twenty-one thousand, two".