210204430021002 has 32 divisors (see below), whose sum is σ = 421285978713600. Its totient is φ = 69921984222320.

The previous prime is 210204430020967. The next prime is 210204430021013. The reversal of 210204430021002 is 200120034402012.

It is a super-2 number, since 2×210204430021002² (a number of 29 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 210204430021002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27406249 + ... + 34227347.

It is an arithmetic number, because the mean of its divisors is an integer number (13165186834800).

Almost surely, 2^{210204430021002} is an apocalyptic number.

210204430021002 is an abundant number, since it is smaller than the sum of its proper divisors (211081548692598).

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

210204430021002 is a wasteful number, since it uses less digits than its factorization.

210204430021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6831818.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 210204430021002 its reverse (200120034402012), we get a palindrome (410324464423014).

The spelling of 210204430021002 in words is "two hundred ten trillion, two hundred four billion, four hundred thirty million, twenty-one thousand, two".