20001120000002 has 32 divisors (see below), whose sum is σ = 31100005868400. Its totient is φ = 9640948654080.

The previous prime is 20001119999999. The next prime is 20001120000031. The reversal of 20001120000002 is 20000002110002.

It can be written as a sum of positive squares in 8 ways, for example, as 155796773521 + 19845323226481 = 394711^2 + 4454809^2 .

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, 1882913 + ... + 6599060.

Almost surely, 2^{20001120000002} is an apocalyptic number.

20001120000002 is a deficient number, since it is larger than the sum of its proper divisors (11098885868398).

20001120000002 is a wasteful number, since it uses less digits than its factorization.

20001120000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8482358.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 20001120000002 its reverse (20000002110002), we get a palindrome (40001122110004).

The spelling of 20001120000002 in words is "twenty trillion, one billion, one hundred twenty million, two", and thus it is an aban number.