213120343144003 has 4 divisors (see below), whose sum is σ = 213120933508360. Its totient is φ = 213119752779648.

The previous prime is 213120343143959. The next prime is 213120343144039. The reversal of 213120343144003 is 300441343021312.

213120343144003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 213120343144003 - 2²⁵ = 213120309589571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213120343144603) 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, 294640350 + ... + 295362787.

It is an arithmetic number, because the mean of its divisors is an integer number (53280233377090).

Almost surely, 2^{213120343144003} is an apocalyptic number.

213120343144003 is a deficient number, since it is larger than the sum of its proper divisors (590364357).

213120343144003 is an equidigital number, since it uses as much as digits as its factorization.

213120343144003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590364356.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 213120343144003 its reverse (300441343021312), we get a palindrome (513561686165315).

The spelling of 213120343144003 in words is "two hundred thirteen trillion, one hundred twenty billion, three hundred forty-three million, one hundred forty-four thousand, three".