20010120020002 has 16 divisors (see below), whose sum is σ = 34319969328960. Its totient is φ = 8571539113488.

The previous prime is 20010120019997. The next prime is 20010120020021. The reversal of 20010120020002 is 20002002101002.

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, 352188028 + ... + 352244839.

It is an arithmetic number, because the mean of its divisors is an integer number (2144998083060).

Almost surely, 2^{20010120020002} is an apocalyptic number.

20010120020002 is a deficient number, since it is larger than the sum of its proper divisors (14309849308958).

20010120020002 is a wasteful number, since it uses less digits than its factorization.

20010120020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704434905.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20010120020002 its reverse (20002002101002), we get a palindrome (40012122121004).

The spelling of 20010120020002 in words is "twenty trillion, ten billion, one hundred twenty million, twenty thousand, two".