20102112010010 has 16 divisors (see below), whose sum is σ = 36183929681736. Its totient is φ = 8040816345408.

The previous prime is 20102112009989. The next prime is 20102112010087. The reversal of 20102112010010 is 1001021120102.

It can be written as a sum of positive squares in 4 ways, for example, as 5512592147881 + 14589519862129 = 2347891^2 + 3819623^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20102112009973 and 20102112010000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462377 + ... + 6357516.

Almost surely, 2^{20102112010010} is an apocalyptic number.

20102112010010 is a deficient number, since it is larger than the sum of its proper divisors (16081817671726).

20102112010010 is a wasteful number, since it uses less digits than its factorization.

20102112010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114657.

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

Adding to 20102112010010 its reverse (1001021120102), we get a palindrome (21103133130112).

The spelling of 20102112010010 in words is "twenty trillion, one hundred two billion, one hundred twelve million, ten thousand, ten".