20012101110002 has 16 divisors (see below), whose sum is σ = 30029088458040. Its totient is φ = 10002405560832.

The previous prime is 20012101109999. The next prime is 20012101110031. The reversal of 20012101110002 is 20001110121002.

It can be written as a sum of positive squares in 4 ways, for example, as 11989605685201 + 8022495424801 = 3462601^2 + 2832401^2 .

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, 69036038 + ... + 69325310.

Almost surely, 2^{20012101110002} is an apocalyptic number.

20012101110002 is a deficient number, since it is larger than the sum of its proper divisors (10016987348038).

20012101110002 is a wasteful number, since it uses less digits than its factorization.

20012101110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301757.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20012101110002 its reverse (20001110121002), we get a palindrome (40013211231004).

The spelling of 20012101110002 in words is "twenty trillion, twelve billion, one hundred one million, one hundred ten thousand, two".