4012323032321 has 8 divisors (see below), whose sum is σ = 4117866862824. Its totient is φ = 3907884373120.

The previous prime is 4012323032287. The next prime is 4012323032329. The reversal of 4012323032321 is 1232303232104.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 335750713600 + 3676572318721 = 579440^2 + 1917439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4012323032321 is a prime.

It is a super-2 number, since 2×4012323032321² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4012323032329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276285470 + ... + 276299991.

It is an arithmetic number, because the mean of its divisors is an integer number (514733357853).

Almost surely, 2^{4012323032321} is an apocalyptic number.

It is an amenable number.

4012323032321 is a deficient number, since it is larger than the sum of its proper divisors (105543830503).

4012323032321 is a wasteful number, since it uses less digits than its factorization.

4012323032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552585651.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 4012323032321 its reverse (1232303232104), we get a palindrome (5244626264425).

The spelling of 4012323032321 in words is "four trillion, twelve billion, three hundred twenty-three million, thirty-two thousand, three hundred twenty-one".