12021323111002 has 8 divisors (see below), whose sum is σ = 18653777241300. Its totient is φ = 5803397363904.

The previous prime is 12021323110997. The next prime is 12021323111113. The reversal of 12021323111002 is 20011132312021.

It can be written as a sum of positive squares in 2 ways, for example, as 11755099102041 + 266224008961 = 3428571^2 + 515969^2 .

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

It is a super-2 number, since 2×12021323111002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103632095727 + ... + 103632095842.

Almost surely, 2^{12021323111002} is an apocalyptic number.

12021323111002 is a deficient number, since it is larger than the sum of its proper divisors (6632454130298).

12021323111002 is a wasteful number, since it uses less digits than its factorization.

12021323111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207264191600.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12021323111002 its reverse (20011132312021), we get a palindrome (32032455423023).

It can be divided in two parts, 1202132 and 3111002, that added together give a palindrome (4313134).

The spelling of 12021323111002 in words is "twelve trillion, twenty-one billion, three hundred twenty-three million, one hundred eleven thousand, two".