3103143403031 has 4 divisors (see below), whose sum is σ = 3546449603472. Its totient is φ = 2659837202592.

The previous prime is 3103143402973. The next prime is 3103143403081. The reversal of 3103143403031 is 1303043413013.

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-3103143403031 is a prime.

It is a super-2 number, since 2×3103143403031² (a number of 26 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 (3103143403081) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 221653100210 + ... + 221653100223.

It is an arithmetic number, because the mean of its divisors is an integer number (886612400868).

Almost surely, 2^{3103143403031} is an apocalyptic number.

3103143403031 is a deficient number, since it is larger than the sum of its proper divisors (443306200441).

3103143403031 is an equidigital number, since it uses as much as digits as its factorization.

3103143403031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443306200440.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 3103143403031 its reverse (1303043413013), we get a palindrome (4406186816044).

The spelling of 3103143403031 in words is "three trillion, one hundred three billion, one hundred forty-three million, four hundred three thousand, thirty-one".