1213012041333 has 16 divisors (see below), whose sum is σ = 1687738546176. Its totient is φ = 773483016240.

The previous prime is 1213012041277. The next prime is 1213012041343. The reversal of 1213012041333 is 3331402103121.

It is not a de Polignac number, because 1213012041333 - 2²⁰ = 1213010992757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213012041343) 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 15 ways as a sum of consecutive naturals, for example, 1382616 + ... + 2082702.

It is an arithmetic number, because the mean of its divisors is an integer number (105483659136).

Almost surely, 2^{1213012041333} is an apocalyptic number.

It is an amenable number.

1213012041333 is a deficient number, since it is larger than the sum of its proper divisors (474726504843).

1213012041333 is a wasteful number, since it uses less digits than its factorization.

1213012041333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725224.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1213012041333 its reverse (3331402103121), we get a palindrome (4544414144454).

The spelling of 1213012041333 in words is "one trillion, two hundred thirteen billion, twelve million, forty-one thousand, three hundred thirty-three".