33144141203213 has 12 divisors (see below), whose sum is σ = 34796548479420. Its totient is φ = 31567026697536.

The previous prime is 33144141203207. The next prime is 33144141203227. The reversal of 33144141203213 is 31230214144133.

It can be written as a sum of positive squares in 2 ways, for example, as 17757138622084 + 15387002581129 = 4213922^2 + 3922627^2 .

It is not a de Polignac number, because 33144141203213 - 2⁴ = 33144141203197 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 33144141203213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33144141203273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134328098 + ... + 134574611.

It is an arithmetic number, because the mean of its divisors is an integer number (2899712373285).

Almost surely, 2^{33144141203213} is an apocalyptic number.

It is an amenable number.

33144141203213 is a deficient number, since it is larger than the sum of its proper divisors (1652407276207).

33144141203213 is a wasteful number, since it uses less digits than its factorization.

33144141203213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268902988 (or 268902965 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 33144141203213 its reverse (31230214144133), we get a palindrome (64374355347346).

The spelling of 33144141203213 in words is "thirty-three trillion, one hundred forty-four billion, one hundred forty-one million, two hundred three thousand, two hundred thirteen".