404111220344212 has 24 divisors (see below), whose sum is σ = 738541694322432. Its totient is φ = 193113580677600.

The previous prime is 404111220344137. The next prime is 404111220344309. The reversal of 404111220344212 is 212443022111404.

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, 1784010739 + ... + 1784237242.

It is an arithmetic number, because the mean of its divisors is an integer number (30772570596768).

Almost surely, 2^{404111220344212} is an apocalyptic number.

It is an amenable number.

404111220344212 is a deficient number, since it is larger than the sum of its proper divisors (334430473978220).

404111220344212 is a wasteful number, since it uses less digits than its factorization.

404111220344212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568249239 (or 3568249237 counting only the distinct ones).

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

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

The spelling of 404111220344212 in words is "four hundred four trillion, one hundred eleven billion, two hundred twenty million, three hundred forty-four thousand, two hundred twelve".