10021212300 has 72 divisors (see below), whose sum is σ = 31630600512. Its totient is φ = 2429384000.

The previous prime is 10021212293. The next prime is 10021212317. The reversal of 10021212300 is 321212001.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 1515066 + ... + 1521665.

It is an arithmetic number, because the mean of its divisors is an integer number (439313896).

Almost surely, 2^10021212300 is an apocalyptic number.

10021212300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021212300 is an abundant number, since it is smaller than the sum of its proper divisors (21609388212).

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

10021212300 is a wasteful number, since it uses less digits than its factorization.

10021212300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036759 (or 3036752 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10021212300 its reverse (321212001), we get a palindrome (10342424301).

The spelling of 10021212300 in words is "ten billion, twenty-one million, two hundred twelve thousand, three hundred".