210255543133 has 8 divisors (see below), whose sum is σ = 212210814200. Its totient is φ = 208300750848.

The previous prime is 210255543103. The next prime is 210255543191. The reversal of 210255543133 is 331345552012.

It can be written as a sum of positive squares in 4 ways, for example, as 133106036569 + 77149506564 = 364837^2 + 277758^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210255543133 - 2⁵ = 210255543101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210255543103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795013 + ... + 1025941.

It is an arithmetic number, because the mean of its divisors is an integer number (26526351775).

Almost surely, 2^210255543133 is an apocalyptic number.

It is an amenable number.

210255543133 is a deficient number, since it is larger than the sum of its proper divisors (1955271067).

210255543133 is a wasteful number, since it uses less digits than its factorization.

210255543133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239391.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 210255543133 in words is "two hundred ten billion, two hundred fifty-five million, five hundred forty-three thousand, one hundred thirty-three".