20102112010011 has 16 divisors (see below), whose sum is σ = 27426407120640. Its totient is φ = 13089618585120.

The previous prime is 20102112009989. The next prime is 20102112010087. The reversal of 20102112010011 is 11001021120102.

It is not a de Polignac number, because 20102112010011 - 2¹⁴ = 20102111993627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20102112010811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13409746 + ... + 14833256.

It is an arithmetic number, because the mean of its divisors is an integer number (1714150445040).

Almost surely, 2^{20102112010011} is an apocalyptic number.

20102112010011 is a deficient number, since it is larger than the sum of its proper divisors (7324295110629).

20102112010011 is a wasteful number, since it uses less digits than its factorization.

20102112010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533026.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20102112010011 its reverse (11001021120102), we get a palindrome (31103133130113).

The spelling of 20102112010011 in words is "twenty trillion, one hundred two billion, one hundred twelve million, ten thousand, eleven".