12020302021133 has 4 divisors (see below), whose sum is σ = 13737488024160. Its totient is φ = 10303116018108.

The previous prime is 12020302021127. The next prime is 12020302021139. The reversal of 12020302021133 is 33112020302021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (12020302021127) and next prime (12020302021139).

It is a cyclic number.

It is not a de Polignac number, because 12020302021133 - 2¹⁸ = 12020301758989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020302021139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858593001503 + ... + 858593001516.

It is an arithmetic number, because the mean of its divisors is an integer number (3434372006040).

Almost surely, 2^{12020302021133} is an apocalyptic number.

It is an amenable number.

12020302021133 is a deficient number, since it is larger than the sum of its proper divisors (1717186003027).

12020302021133 is an equidigital number, since it uses as much as digits as its factorization.

12020302021133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717186003026.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12020302021133 its reverse (33112020302021), we get a palindrome (45132322323154).

The spelling of 12020302021133 in words is "twelve trillion, twenty billion, three hundred two million, twenty-one thousand, one hundred thirty-three".