103221111210 has 48 divisors (see below), whose sum is σ = 288176494176. Its totient is φ = 23593396512.

The previous prime is 103221111167. The next prime is 103221111221. The reversal of 103221111210 is 12111122301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 103221111210.

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, 35107752 + ... + 35110691.

It is an arithmetic number, because the mean of its divisors is an integer number (6003676962).

Almost surely, 2^103221111210 is an apocalyptic number.

103221111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103221111210 is an abundant number, since it is smaller than the sum of its proper divisors (184955382966).

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

103221111210 is a wasteful number, since it uses less digits than its factorization.

103221111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70218467 (or 70218460 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 103221111210 its reverse (12111122301), we get a palindrome (115332233511).

The spelling of 103221111210 in words is "one hundred three billion, two hundred twenty-one million, one hundred eleven thousand, two hundred ten".