210101112020011 has 2 divisors, whose sum is σ = 210101112020012. Its totient is φ = 210101112020010.

The previous prime is 210101112019871. The next prime is 210101112020021. The reversal of 210101112020011 is 110020211101012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210101112020011 - 2⁹ = 210101112019499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210101112019973 and 210101112020000.

It is not a weakly prime, because it can be changed into another prime (210101112020021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050556010005 + 105050556010006.

It is an arithmetic number, because the mean of its divisors is an integer number (105050556010006).

Almost surely, 2^{210101112020011} is an apocalyptic number.

210101112020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

210101112020011 is an equidigital number, since it uses as much as digits as its factorization.

210101112020011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 210101112020011 its reverse (110020211101012), we get a palindrome (320121323121023).

The spelling of 210101112020011 in words is "two hundred ten trillion, one hundred one billion, one hundred twelve million, twenty thousand, eleven".