20000220021002 has 32 divisors (see below), whose sum is σ = 32844314764800. Its totient is φ = 9078560944128.

The previous prime is 20000220020953. The next prime is 20000220021013. The reversal of 20000220021002 is 20012002200002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18416102 + ... + 19471857.

It is an arithmetic number, because the mean of its divisors is an integer number (1026384836400).

Almost surely, 2^{20000220021002} is an apocalyptic number.

20000220021002 is a deficient number, since it is larger than the sum of its proper divisors (12844094743798).

20000220021002 is a wasteful number, since it uses less digits than its factorization.

20000220021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37888310.

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

Adding to 20000220021002 its reverse (20012002200002), we get a palindrome (40012222221004).

The spelling of 20000220021002 in words is "twenty trillion, two hundred twenty million, twenty-one thousand, two".