12012315208322 has 32 divisors (see below), whose sum is σ = 21171491449920. Its totient is φ = 5039433213120.

The previous prime is 12012315208307. The next prime is 12012315208339. The reversal of 12012315208322 is 22380251321021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 844433 + ... + 4973700.

It is an arithmetic number, because the mean of its divisors is an integer number (661609107810).

Almost surely, 2^{12012315208322} is an apocalyptic number.

12012315208322 is a deficient number, since it is larger than the sum of its proper divisors (9159176241598).

12012315208322 is a wasteful number, since it uses less digits than its factorization.

12012315208322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5825378.

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 12012315208322 its reverse (22380251321021), we get a palindrome (34392566529343).

The spelling of 12012315208322 in words is "twelve trillion, twelve billion, three hundred fifteen million, two hundred eight thousand, three hundred twenty-two".