103311220303 has 4 divisors (see below), whose sum is σ = 103368970120. Its totient is φ = 103253470488.

The previous prime is 103311220273. The next prime is 103311220379. The reversal of 103311220303 is 303022113301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103311220303 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 (103311220003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28872225 + ... + 28875802.

It is an arithmetic number, because the mean of its divisors is an integer number (25842242530).

Almost surely, 2^103311220303 is an apocalyptic number.

103311220303 is a deficient number, since it is larger than the sum of its proper divisors (57749817).

103311220303 is an equidigital number, since it uses as much as digits as its factorization.

103311220303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57749816.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 103311220303 its reverse (303022113301), we get a palindrome (406333333604).

The spelling of 103311220303 in words is "one hundred three billion, three hundred eleven million, two hundred twenty thousand, three hundred three".