143103234203213 has 4 divisors (see below), whose sum is σ = 143170011262848. Its totient is φ = 143036457143580.

The previous prime is 143103234203129. The next prime is 143103234203269. The reversal of 143103234203213 is 312302432301341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 143103234203213 - 2¹⁸ = 143103233941069 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 143103234203213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143103234208213) 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, 33388526603 + ... + 33388530888.

It is an arithmetic number, because the mean of its divisors is an integer number (35792502815712).

Almost surely, 2^{143103234203213} is an apocalyptic number.

It is an amenable number.

143103234203213 is a deficient number, since it is larger than the sum of its proper divisors (66777059635).

143103234203213 is an equidigital number, since it uses as much as digits as its factorization.

143103234203213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66777059634.

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

Adding to 143103234203213 its reverse (312302432301341), we get a palindrome (455405666504554).

The spelling of 143103234203213 in words is "one hundred forty-three trillion, one hundred three billion, two hundred thirty-four million, two hundred three thousand, two hundred thirteen".