212412412043 has 4 divisors (see below), whose sum is σ = 228751828368. Its totient is φ = 196072995720.

The previous prime is 212412412013. The next prime is 212412412097. The reversal of 212412412043 is 340214214212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212412412043 - 2²⁸ = 212143976587 is a prime.

It is a super-2 number, since 2×212412412043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212412412013) 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, 8169708143 + ... + 8169708168.

It is an arithmetic number, because the mean of its divisors is an integer number (57187957092).

Almost surely, 2^212412412043 is an apocalyptic number.

212412412043 is a deficient number, since it is larger than the sum of its proper divisors (16339416325).

212412412043 is a wasteful number, since it uses less digits than its factorization.

212412412043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16339416324.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 212412412043 its reverse (340214214212), we get a palindrome (552626626255).

The spelling of 212412412043 in words is "two hundred twelve billion, four hundred twelve million, four hundred twelve thousand, forty-three".