3112123201 has 32 divisors (see below), whose sum is σ = 3576038400. Its totient is φ = 2682720000.

The previous prime is 3112123199. The next prime is 3112123213. The reversal of 3112123201 is 1023212113.

It is a cyclic number.

It is not a de Polignac number, because 3112123201 - 2¹ = 3112123199 is a prime.

It is a super-3 number, since 3×3112123201³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3112127201) 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 31 ways as a sum of consecutive naturals, for example, 3753655 + ... + 3754483.

It is an arithmetic number, because the mean of its divisors is an integer number (111751200).

Almost surely, 2^3112123201 is an apocalyptic number.

3112123201 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3112123201 is a deficient number, since it is larger than the sum of its proper divisors (463915199).

3112123201 is a wasteful number, since it uses less digits than its factorization.

3112123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3112123201 is about 55786.4069554582. The cubic root of 3112123201 is about 1459.9979985273.

Adding to 3112123201 its reverse (1023212113), we get a palindrome (4135335314).

It can be divided in two parts, 311212 and 3201, that added together give a palindrome (314413).

The spelling of 3112123201 in words is "three billion, one hundred twelve million, one hundred twenty-three thousand, two hundred one".