404103404212 has 12 divisors (see below), whose sum is σ = 707196327460. Its totient is φ = 202047310656.

The previous prime is 404103404191. The next prime is 404103404291. The reversal of 404103404212 is 212404301404.

It can be written as a sum of positive squares in 2 ways, for example, as 386630265616 + 17473138596 = 621796^2 + 132186^2 .

It is a super-2 number, since 2×404103404212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 886287 + ... + 1262422.

Almost surely, 2^404103404212 is an apocalyptic number.

It is an amenable number.

404103404212 is a deficient number, since it is larger than the sum of its proper divisors (303092923248).

404103404212 is a wasteful number, since it uses less digits than its factorization.

404103404212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195730 (or 2195728 counting only the distinct ones).

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

Adding to 404103404212 its reverse (212404301404), we get a palindrome (616507705616).

The spelling of 404103404212 in words is "four hundred four billion, one hundred three million, four hundred four thousand, two hundred twelve".