212443022111404 has 12 divisors (see below), whose sum is σ = 424886044222864. Its totient is φ = 91047009476304.

The previous prime is 212443022111321. The next prime is 212443022111443. The reversal of 212443022111404 is 404111220344212.

212443022111404 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3793625394819 + ... + 3793625394874.

Almost surely, 2^{212443022111404} is an apocalyptic number.

It is an amenable number.

212443022111404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212443022111404 is a wasteful number, since it uses less digits than its factorization.

212443022111404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7587250789704 (or 7587250789702 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 212443022111404 its reverse (404111220344212), we get a palindrome (616554242455616).

The spelling of 212443022111404 in words is "two hundred twelve trillion, four hundred forty-three billion, twenty-two million, one hundred eleven thousand, four hundred four".