3123111112303 has 16 divisors (see below), whose sum is σ = 3843916980736. Its totient is φ = 2470976448480.

The previous prime is 3123111112279. The next prime is 3123111112313. The reversal of 3123111112303 is 3032111113213.

It is a cyclic number.

It is not a de Polignac number, because 3123111112303 - 2¹³ = 3123111104111 is a prime.

It is a super-3 number, since 3×3123111112303³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123111112313) 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, 3859600 + ... + 4598122.

It is an arithmetic number, because the mean of its divisors is an integer number (240244811296).

Almost surely, 2^{3123111112303} is an apocalyptic number.

3123111112303 is a deficient number, since it is larger than the sum of its proper divisors (720805868433).

3123111112303 is a wasteful number, since it uses less digits than its factorization.

3123111112303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785014.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 3123111112303 its reverse (3032111113213), we get a palindrome (6155222225516).

The spelling of 3123111112303 in words is "three trillion, one hundred twenty-three billion, one hundred eleven million, one hundred twelve thousand, three hundred three".