1233301201213 has 4 divisors (see below), whose sum is σ = 1242303399900. Its totient is φ = 1224299002528.

The previous prime is 1233301201157. The next prime is 1233301201229. The reversal of 1233301201213 is 3121021033321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 809600449284 + 423700751929 = 899778^2 + 650923^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233301201213 - 2²¹ = 1233299104061 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 (1233301201273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4501099138 + ... + 4501099411.

It is an arithmetic number, because the mean of its divisors is an integer number (310575849975).

Almost surely, 2^{1233301201213} is an apocalyptic number.

It is an amenable number.

1233301201213 is a deficient number, since it is larger than the sum of its proper divisors (9002198687).

1233301201213 is an equidigital number, since it uses as much as digits as its factorization.

1233301201213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9002198686.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1233301201213 its reverse (3121021033321), we get a palindrome (4354322234534).

The spelling of 1233301201213 in words is "one trillion, two hundred thirty-three billion, three hundred one million, two hundred one thousand, two hundred thirteen".