201002222019887 has 2 divisors, whose sum is σ = 201002222019888. Its totient is φ = 201002222019886.

The previous prime is 201002222019817. The next prime is 201002222020021. The reversal of 201002222019887 is 788910222200102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201002222019887 - 2¹⁶ = 201002221954351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201002222019817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100501111009943 + 100501111009944.

It is an arithmetic number, because the mean of its divisors is an integer number (100501111009944).

Almost surely, 2^{201002222019887} is an apocalyptic number.

201002222019887 is a deficient number, since it is larger than the sum of its proper divisors (1).

201002222019887 is an equidigital number, since it uses as much as digits as its factorization.

201002222019887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 44.

Adding to 201002222019887 its reverse (788910222200102), we get a palindrome (989912444219989).

The spelling of 201002222019887 in words is "two hundred one trillion, two billion, two hundred twenty-two million, nineteen thousand, eight hundred eighty-seven".