12030311332331 has 8 divisors (see below), whose sum is σ = 12689488673280. Its totient is φ = 11373734297448.

The previous prime is 12030311332261. The next prime is 12030311332337. The reversal of 12030311332331 is 13323311303021.

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-12030311332331 is a prime.

It is a super-2 number, since 2×12030311332331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12030311332331.

It is not an unprimeable number, because it can be changed into a prime (12030311332337) 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, 650067011 + ... + 650085516.

It is an arithmetic number, because the mean of its divisors is an integer number (1586186084160).

Almost surely, 2^{12030311332331} is an apocalyptic number.

12030311332331 is a deficient number, since it is larger than the sum of its proper divisors (659177340949).

12030311332331 is a wasteful number, since it uses less digits than its factorization.

12030311332331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300153033.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 12030311332331 its reverse (13323311303021), we get a palindrome (25353622635352).

The spelling of 12030311332331 in words is "twelve trillion, thirty billion, three hundred eleven million, three hundred thirty-two thousand, three hundred thirty-one".