1213320302033 has 6 divisors (see below), whose sum is σ = 1411413412626. Its totient is φ = 1039988830272.

The previous prime is 1213320302021. The next prime is 1213320302057. The reversal of 1213320302033 is 3302030233121.

It can be written as a sum of positive squares in only one way, i.e., 855277235344 + 358043066689 = 924812^2 + 598367^2 .

It is not a de Polignac number, because 1213320302033 - 2⁶ = 1213320301969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1213320302063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12380819360 + ... + 12380819457.

It is an arithmetic number, because the mean of its divisors is an integer number (235235568771).

Almost surely, 2^{1213320302033} is an apocalyptic number.

It is an amenable number.

1213320302033 is a deficient number, since it is larger than the sum of its proper divisors (198093110593).

1213320302033 is an equidigital number, since it uses as much as digits as its factorization.

1213320302033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24761638831 (or 24761638824 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1213320302033 its reverse (3302030233121), we get a palindrome (4515350535154).

The spelling of 1213320302033 in words is "one trillion, two hundred thirteen billion, three hundred twenty million, three hundred two thousand, thirty-three".