212404040143 has 8 divisors (see below), whose sum is σ = 218606572800. Its totient is φ = 206288256408.

The previous prime is 212404040137. The next prime is 212404040207. The reversal of 212404040143 is 341040404212.

212404040143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212404040143 - 2²⁵ = 212370485711 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 (212404040113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21682263 + ... + 21692056.

It is an arithmetic number, because the mean of its divisors is an integer number (27325821600).

Almost surely, 2^212404040143 is an apocalyptic number.

212404040143 is a deficient number, since it is larger than the sum of its proper divisors (6202532657).

212404040143 is an equidigital number, since it uses as much as digits as its factorization.

212404040143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43374461.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 212404040143 its reverse (341040404212), we get a palindrome (553444444355).

The spelling of 212404040143 in words is "two hundred twelve billion, four hundred four million, forty thousand, one hundred forty-three".