21002110201302 has 16 divisors (see below), whose sum is σ = 42010045509312. Its totient is φ = 6999732549320.

The previous prime is 21002110201213. The next prime is 21002110201393. The reversal of 21002110201302 is 20310201120012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242665908 + ... + 242752439.

It is an arithmetic number, because the mean of its divisors is an integer number (2625627844332).

Almost surely, 2^{21002110201302} is an apocalyptic number.

21002110201302 is an abundant number, since it is smaller than the sum of its proper divisors (21007935308010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21002110201302 is a wasteful number, since it uses less digits than its factorization.

21002110201302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485425563.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 21002110201302 its reverse (20310201120012), we get a palindrome (41312311321314).

The spelling of 21002110201302 in words is "twenty-one trillion, two billion, one hundred ten million, two hundred one thousand, three hundred two".