213242043003133 has 4 divisors (see below), whose sum is σ = 214157244904668. Its totient is φ = 212326841101600.

The previous prime is 213242043003131. The next prime is 213242043003287. The reversal of 213242043003133 is 331300340242312.

It is a happy number.

213242043003133 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 can be written as a sum of positive squares in 2 ways, for example, as 91489951941444 + 121752091061689 = 9565038^2 + 11034133^2 .

It is a cyclic number.

It is not a de Polignac number, because 213242043003133 - 2¹ = 213242043003131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213242043003095 and 213242043003104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213242043003131) 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, 457600950418 + ... + 457600950883.

It is an arithmetic number, because the mean of its divisors is an integer number (53539311226167).

Almost surely, 2^{213242043003133} is an apocalyptic number.

It is an amenable number.

213242043003133 is a deficient number, since it is larger than the sum of its proper divisors (915201901535).

213242043003133 is an equidigital number, since it uses as much as digits as its factorization.

213242043003133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915201901534.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 213242043003133 its reverse (331300340242312), we get a palindrome (544542383245445).

The spelling of 213242043003133 in words is "two hundred thirteen trillion, two hundred forty-two billion, forty-three million, three thousand, one hundred thirty-three".