20102110112107 has 2 divisors, whose sum is σ = 20102110112108. Its totient is φ = 20102110112106.

The previous prime is 20102110112099. The next prime is 20102110112129. The reversal of 20102110112107 is 70121101120102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20102110112107 - 2³ = 20102110112099 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102110172107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051055056053 + 10051055056054.

It is an arithmetic number, because the mean of its divisors is an integer number (10051055056054).

Almost surely, 2^{20102110112107} is an apocalyptic number.

20102110112107 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102110112107 is an equidigital number, since it uses as much as digits as its factorization.

20102110112107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 20102110112107 its reverse (70121101120102), we get a palindrome (90223211232209).

The spelling of 20102110112107 in words is "twenty trillion, one hundred two billion, one hundred ten million, one hundred twelve thousand, one hundred seven".