20101101210107 has 2 divisors, whose sum is σ = 20101101210108. Its totient is φ = 20101101210106.

The previous prime is 20101101210103. The next prime is 20101101210193. The reversal of 20101101210107 is 70101210110102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20101101210107 - 2² = 20101101210103 is a prime.

It is not a weakly prime, because it can be changed into another prime (20101101210101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10050550605053 + 10050550605054.

It is an arithmetic number, because the mean of its divisors is an integer number (10050550605054).

Almost surely, 2^{20101101210107} is an apocalyptic number.

20101101210107 is a deficient number, since it is larger than the sum of its proper divisors (1).

20101101210107 is an equidigital number, since it uses as much as digits as its factorization.

20101101210107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 20101101210107 its reverse (70101210110102), we get a palindrome (90202311320209).

The spelling of 20101101210107 in words is "twenty trillion, one hundred one billion, one hundred one million, two hundred ten thousand, one hundred seven".