103221221302 has 32 divisors (see below), whose sum is σ = 165171225600. Its totient is φ = 48238115328.

The previous prime is 103221221291. The next prime is 103221221351. The reversal of 103221221302 is 203122122301.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 103221221302.

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 15 ways as a sum of consecutive naturals, for example, 4091158 + ... + 4116310.

It is an arithmetic number, because the mean of its divisors is an integer number (5161600800).

Almost surely, 2^103221221302 is an apocalyptic number.

103221221302 is a deficient number, since it is larger than the sum of its proper divisors (61950004298).

103221221302 is a wasteful number, since it uses less digits than its factorization.

103221221302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26620.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 103221221302 its reverse (203122122301), we get a palindrome (306343343603).

Subtracting 103221221302 from its reverse (203122122301), we obtain a palindrome (99900900999).

The spelling of 103221221302 in words is "one hundred three billion, two hundred twenty-one million, two hundred twenty-one thousand, three hundred two".