2312103331332 has 84 divisors (see below), whose sum is σ = 6070944370176. Its totient is φ = 770135992560.

The previous prime is 2312103331313. The next prime is 2312103331337. The reversal of 2312103331332 is 2331333012132.

2312103331332 is a `hidden beast` number, since 2 + 312 + 1 + 0 + 3 + 3 + 313 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2312103331296 and 2312103331305.

It is not an unprimeable number, because it can be changed into a prime (2312103331337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3696157 + ... + 4276187.

It is an arithmetic number, because the mean of its divisors is an integer number (72273147264).

Almost surely, 2^{2312103331332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2312103331332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3035472185088).

2312103331332 is an abundant number, since it is smaller than the sum of its proper divisors (3758841038844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2312103331332 is a wasteful number, since it uses less digits than its factorization.

2312103331332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581420 (or 581403 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 2312103331332 its reverse (2331333012132), we get a palindrome (4643436343464).

The spelling of 2312103331332 in words is "two trillion, three hundred twelve billion, one hundred three million, three hundred thirty-one thousand, three hundred thirty-two".