20020000222002 has 64 divisors (see below), whose sum is σ = 44137765292544. Its totient is φ = 6003109424640.

The previous prime is 20020000221919. The next prime is 20020000222039. The reversal of 20020000222002 is 20022200002002.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 38067613 + ... + 38589935.

It is an arithmetic number, because the mean of its divisors is an integer number (689652582696).

Almost surely, 2^{20020000222002} is an apocalyptic number.

20020000222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20020000222002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22068882646272).

20020000222002 is an abundant number, since it is smaller than the sum of its proper divisors (24117765070542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20020000222002 is a wasteful number, since it uses less digits than its factorization.

20020000222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528423.

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 20020000222002 its reverse (20022200002002), we get a palindrome (40042200224004).

The spelling of 20020000222002 in words is "twenty trillion, twenty billion, two hundred twenty-two thousand, two".