211143002013433 has 24 divisors (see below), whose sum is σ = 254262631451400. Its totient is φ = 174616753828608.

The previous prime is 211143002013373. The next prime is 211143002013481. The reversal of 211143002013433 is 334310200341112.

It can be written as a sum of positive squares in 4 ways, for example, as 599071356009 + 210543930657424 = 773997^2 + 14510132^2 .

It is not a de Polignac number, because 211143002013433 - 2³⁷ = 211005563059961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211143002013533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49959460 + ... + 54020677.

It is an arithmetic number, because the mean of its divisors is an integer number (10594276310475).

Almost surely, 2^{211143002013433} is an apocalyptic number.

It is an amenable number.

211143002013433 is a deficient number, since it is larger than the sum of its proper divisors (43119629437967).

211143002013433 is a wasteful number, since it uses less digits than its factorization.

211143002013433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103981609 (or 103981602 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 211143002013433 its reverse (334310200341112), we get a palindrome (545453202354545).

The spelling of 211143002013433 in words is "two hundred eleven trillion, one hundred forty-three billion, two million, thirteen thousand, four hundred thirty-three".