20211110107 has 2 divisors, whose sum is σ = 20211110108. Its totient is φ = 20211110106.

The previous prime is 20211110071. The next prime is 20211110119. The reversal of 20211110107 is 70101111202.

Together with previous prime (20211110071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20211110107 - 2⁷ = 20211109979 is a prime.

It is not a weakly prime, because it can be changed into another prime (20211110147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105555053 + 10105555054.

It is an arithmetic number, because the mean of its divisors is an integer number (10105555054).

Almost surely, 2^20211110107 is an apocalyptic number.

20211110107 is a deficient number, since it is larger than the sum of its proper divisors (1).

20211110107 is an equidigital number, since it uses as much as digits as its factorization.

20211110107 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 16.

Adding to 20211110107 its reverse (70101111202), we get a palindrome (90312221309).

The spelling of 20211110107 in words is "twenty billion, two hundred eleven million, one hundred ten thousand, one hundred seven".