3112011103 has 4 divisors (see below), whose sum is σ = 3116122840. Its totient is φ = 3107899368.

The previous prime is 3112011101. The next prime is 3112011127. The reversal of 3112011103 is 3011102113.

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

It is a cyclic number.

It is not a de Polignac number, because 3112011103 - 2¹ = 3112011101 is a prime.

It is a super-2 number, since 2×3112011103² = 19369226210390553218, which 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 (3112011101) 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, 2054733 + ... + 2056246.

It is an arithmetic number, because the mean of its divisors is an integer number (779030710).

Almost surely, 2^3112011103 is an apocalyptic number.

3112011103 is a deficient number, since it is larger than the sum of its proper divisors (4111737).

3112011103 is an equidigital number, since it uses as much as digits as its factorization.

3112011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111736.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 3112011103 is about 55785.4022392955. The cubic root of 3112011103 is about 1459.9804687135.

Adding to 3112011103 its reverse (3011102113), we get a palindrome (6123113216).

The spelling of 3112011103 in words is "three billion, one hundred twelve million, eleven thousand, one hundred three".