3112123320001 has 4 divisors (see below), whose sum is σ = 3116627117104. Its totient is φ = 3107619522900.

The previous prime is 3112123319957. The next prime is 3112123320023. The reversal of 3112123320001 is 1000233212113.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3112123320001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112123320091) 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, 2251897515 + ... + 2251898896.

It is an arithmetic number, because the mean of its divisors is an integer number (779156779276).

Almost surely, 2^{3112123320001} is an apocalyptic number.

It is an amenable number.

3112123320001 is a deficient number, since it is larger than the sum of its proper divisors (4503797103).

3112123320001 is an equidigital number, since it uses as much as digits as its factorization.

3112123320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4503797102.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3112123320001 its reverse (1000233212113), we get a palindrome (4112356532114).

The spelling of 3112123320001 in words is "three trillion, one hundred twelve billion, one hundred twenty-three million, three hundred twenty thousand, one".