21000303302 has 8 divisors (see below), whose sum is σ = 34364132712. Its totient is φ = 9545592400.

The previous prime is 21000303283. The next prime is 21000303323. The reversal of 21000303302 is 20330300012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477279599 + ... + 477279642.

It is an arithmetic number, because the mean of its divisors is an integer number (4295516589).

Almost surely, 2^21000303302 is an apocalyptic number.

21000303302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21000303302 is a deficient number, since it is larger than the sum of its proper divisors (13363829410).

21000303302 is a wasteful number, since it uses less digits than its factorization.

21000303302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954559254.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 21000303302 its reverse (20330300012), we get a palindrome (41330603314).

The spelling of 21000303302 in words is "twenty-one billion, three hundred three thousand, three hundred two".