210030001002 has 48 divisors (see below), whose sum is σ = 487908449280. Its totient is φ = 66966078168.

The previous prime is 210030000959. The next prime is 210030001067. The reversal of 210030001002 is 200100030012.

It is a happy number.

It is a super-2 number, since 2×210030001002² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3647658 + ... + 3704789.

It is an arithmetic number, because the mean of its divisors is an integer number (10164759360).

Almost surely, 2^210030001002 is an apocalyptic number.

210030001002 is an abundant number, since it is smaller than the sum of its proper divisors (277878448278).

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

210030001002 is a wasteful number, since it uses less digits than its factorization.

210030001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7352504 (or 7352475 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 210030001002 its reverse (200100030012), we get a palindrome (410130031014).

The spelling of 210030001002 in words is "two hundred ten billion, thirty million, one thousand, two".