12312066021321 has 8 divisors (see below), whose sum is σ = 17908459667424. Its totient is φ = 7461858194720.

The previous prime is 12312066021287. The next prime is 12312066021349.

12312066021321 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 12312066021321 - 2¹³ = 12312066013129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12312066021221) 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, 186546454836 + ... + 186546454901.

It is an arithmetic number, because the mean of its divisors is an integer number (2238557458428).

Almost surely, 2^{12312066021321} is an apocalyptic number.

12312066021321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12312066021321 is a deficient number, since it is larger than the sum of its proper divisors (5596393646103).

12312066021321 is a wasteful number, since it uses less digits than its factorization.

12312066021321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373092909751.

The product of its (nonzero) digits is 5184, while the sum is 30.

It can be divided in two parts, 1231206 and 6021321, that added together give a palindrome (7252527).

The spelling of 12312066021321 in words is "twelve trillion, three hundred twelve billion, sixty-six million, twenty-one thousand, three hundred twenty-one".