20022102001002 has 32 divisors (see below), whose sum is σ = 42279140574720. Its totient is φ = 6303667019760.

The previous prime is 20022102000941. The next prime is 20022102001043. The reversal of 20022102001002 is 20010020122002.

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, 265268118 + ... + 265343585.

It is an arithmetic number, because the mean of its divisors is an integer number (1321223142960).

Almost surely, 2^{20022102001002} is an apocalyptic number.

20022102001002 is an abundant number, since it is smaller than the sum of its proper divisors (22257038573718).

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

20022102001002 is a wasteful number, since it uses less digits than its factorization.

20022102001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530612058.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20022102001002 its reverse (20010020122002), we get a palindrome (40032122123004).

The spelling of 20022102001002 in words is "twenty trillion, twenty-two billion, one hundred two million, one thousand, two".