2312001322112 has 16 divisors (see below), whose sum is σ = 4605940134150. Its totient is φ = 1156000660992.

The previous prime is 2312001322093. The next prime is 2312001322117. The reversal of 2312001322112 is 2112231002132.

It can be written as a sum of positive squares in only one way, i.e., 2253193132096 + 58808190016 = 1501064^2 + 242504^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×2312001322112² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2312001322117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9031255037 + ... + 9031255292.

Almost surely, 2^{2312001322112} is an apocalyptic number.

It is an amenable number.

2312001322112 is a deficient number, since it is larger than the sum of its proper divisors (2293938812038).

2312001322112 is an equidigital number, since it uses as much as digits as its factorization.

2312001322112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18062510343 (or 18062510331 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2312001322112 its reverse (2112231002132), we get a palindrome (4424232324244).

The spelling of 2312001322112 in words is "two trillion, three hundred twelve billion, one million, three hundred twenty-two thousand, one hundred twelve".