212043103043430 has 16 divisors (see below), whose sum is σ = 508903447304304. Its totient is φ = 56544827478240.

The previous prime is 212043103043287. The next prime is 212043103043459. The reversal of 212043103043430 is 34340301340212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 7068103434781 = 212043103043430 / (2 + 1 + 2 + 0 + 4 + 3 + 1 + 0 + 3 + 0 + 4 + 3 + 4 + 3 + 0).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3534051717361 + ... + 3534051717420.

It is an arithmetic number, because the mean of its divisors is an integer number (31806465456519).

Almost surely, 2^{212043103043430} is an apocalyptic number.

212043103043430 is an abundant number, since it is smaller than the sum of its proper divisors (296860344260874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212043103043430 is a wasteful number, since it uses less digits than its factorization.

212043103043430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7068103434791.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 212043103043430 its reverse (34340301340212), we get a palindrome (246383404383642).

The spelling of 212043103043430 in words is "two hundred twelve trillion, forty-three billion, one hundred three million, forty-three thousand, four hundred thirty".