1333224431213 has 4 divisors (see below), whose sum is σ = 1333263639708. Its totient is φ = 1333185222720.

The previous prime is 1333224431183. The next prime is 1333224431243. The reversal of 1333224431213 is 3121344223331.

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

It is an interprime number because it is at equal distance from previous prime (1333224431183) and next prime (1333224431243).

It can be written as a sum of positive squares in 2 ways, for example, as 468618286249 + 864606144964 = 684557^2 + 929842^2 .

It is a cyclic number.

It is not a de Polignac number, because 1333224431213 - 2¹⁴ = 1333224414829 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1333224431213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333224431243) 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, 19553198 + ... + 19621263.

It is an arithmetic number, because the mean of its divisors is an integer number (333315909927).

Almost surely, 2^{1333224431213} is an apocalyptic number.

It is an amenable number.

1333224431213 is a deficient number, since it is larger than the sum of its proper divisors (39208495).

1333224431213 is an equidigital number, since it uses as much as digits as its factorization.

1333224431213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39208494.

The product of its digits is 31104, while the sum is 32.

Adding to 1333224431213 its reverse (3121344223331), we get a palindrome (4454568654544).

The spelling of 1333224431213 in words is "one trillion, three hundred thirty-three billion, two hundred twenty-four million, four hundred thirty-one thousand, two hundred thirteen".