3112400203 has 16 divisors (see below), whose sum is σ = 3583146240. Its totient is φ = 2673712800.

The previous prime is 3112400197. The next prime is 3112400257. The reversal of 3112400203 is 3020042113.

It is a happy number.

It is not a de Polignac number, because 3112400203 - 2¹⁷ = 3112269131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112400293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64218 + ... + 101728.

It is an arithmetic number, because the mean of its divisors is an integer number (223946640).

Almost surely, 2^3112400203 is an apocalyptic number.

3112400203 is a deficient number, since it is larger than the sum of its proper divisors (470746037).

3112400203 is a wasteful number, since it uses less digits than its factorization.

3112400203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37938.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3112400203 is about 55788.8896017836. The cubic root of 3112400203 is about 1460.0413141183.

Adding to 3112400203 its reverse (3020042113), we get a palindrome (6132442316).

The spelling of 3112400203 in words is "three billion, one hundred twelve million, four hundred thousand, two hundred three".