320203031103103 has 8 divisors (see below), whose sum is σ = 323838854776800. Its totient is φ = 316568052691968.

The previous prime is 320203031103037. The next prime is 320203031103139. The reversal of 320203031103103 is 301301130302023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320203031103103 - 2¹⁷ = 320203030972031 is a prime.

It is a super-2 number, since 2×320203031103103² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320203031103503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210553683 + ... + 212068996.

It is an arithmetic number, because the mean of its divisors is an integer number (40479856847100).

Almost surely, 2^{320203031103103} is an apocalyptic number.

320203031103103 is a deficient number, since it is larger than the sum of its proper divisors (3635823673697).

320203031103103 is an equidigital number, since it uses as much as digits as its factorization.

320203031103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422631281.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 320203031103103 its reverse (301301130302023), we get a palindrome (621504161405126).

The spelling of 320203031103103 in words is "three hundred twenty trillion, two hundred three billion, thirty-one million, one hundred three thousand, one hundred three".