3123113103 has 12 divisors (see below), whose sum is σ = 4921269288. Its totient is φ = 1892795760.

The previous prime is 3123113099. The next prime is 3123113107. The reversal of 3123113103 is 3013113213.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3123113099) and next prime (3123113107).

It is not a de Polignac number, because 3123113103 - 2² = 3123113099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123113107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15773200 + ... + 15773397.

It is an arithmetic number, because the mean of its divisors is an integer number (410105774).

Almost surely, 2^3123113103 is an apocalyptic number.

3123113103 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3123113103 is a deficient number, since it is larger than the sum of its proper divisors (1798156185).

3123113103 is a wasteful number, since it uses less digits than its factorization.

3123113103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31546614 (or 31546611 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3123113103 is about 55884.8199692904. The cubic root of 3123113103 is about 1461.7145527792.

Adding to 3123113103 its reverse (3013113213), we get a palindrome (6136226316).

The spelling of 3123113103 in words is "three billion, one hundred twenty-three million, one hundred thirteen thousand, one hundred three".