2101010201047 has 2 divisors, whose sum is σ = 2101010201048. Its totient is φ = 2101010201046.

The previous prime is 2101010200981. The next prime is 2101010201063. The reversal of 2101010201047 is 7401020101012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2101010201047 - 2¹¹ = 2101010198999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101010201447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050505100523 + 1050505100524.

It is an arithmetic number, because the mean of its divisors is an integer number (1050505100524).

Almost surely, 2^{2101010201047} is an apocalyptic number.

2101010201047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101010201047 is an equidigital number, since it uses as much as digits as its factorization.

2101010201047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 2101010201047 its reverse (7401020101012), we get a palindrome (9502030302059).

The spelling of 2101010201047 in words is "two trillion, one hundred one billion, ten million, two hundred one thousand, forty-seven".