103233220221 has 16 divisors (see below), whose sum is σ = 141597392384. Its totient is φ = 66851728704.

The previous prime is 103233220213. The next prime is 103233220229. The reversal of 103233220221 is 122022332301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103233220213) and next prime (103233220229).

It is not a de Polignac number, because 103233220221 - 2³ = 103233220213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103233220229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 698710 + ... + 833463.

It is an arithmetic number, because the mean of its divisors is an integer number (8849837024).

Almost surely, 2^103233220221 is an apocalyptic number.

It is an amenable number.

103233220221 is a deficient number, since it is larger than the sum of its proper divisors (38364172163).

103233220221 is a wasteful number, since it uses less digits than its factorization.

103233220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532820.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 103233220221 its reverse (122022332301), we get a palindrome (225255552522).

The spelling of 103233220221 in words is "one hundred three billion, two hundred thirty-three million, two hundred twenty thousand, two hundred twenty-one".