21210201020119 has 2 divisors, whose sum is σ = 21210201020120. Its totient is φ = 21210201020118.

The previous prime is 21210201020089. The next prime is 21210201020153. The reversal of 21210201020119 is 91102010201212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21210201020119 - 2⁵ = 21210201020087 is a prime.

It is a super-2 number, since 2×21210201020119² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21210201020119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21210201020719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10605100510059 + 10605100510060.

It is an arithmetic number, because the mean of its divisors is an integer number (10605100510060).

Almost surely, 2^{21210201020119} is an apocalyptic number.

21210201020119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21210201020119 is an equidigital number, since it uses as much as digits as its factorization.

21210201020119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

It can be divided in two parts, 2 and 1210201020119, that added together give a palindrome (1210201020121).

The spelling of 21210201020119 in words is "twenty-one trillion, two hundred ten billion, two hundred one million, twenty thousand, one hundred nineteen".