404102334104212 has 24 divisors (see below), whose sum is σ = 729995647646720. Its totient is φ = 195532226462880.

The previous prime is 404102334104207. The next prime is 404102334104303. The reversal of 404102334104212 is 212401433201404.

It is a happy number.

It is a super-2 number, since 2×404102334104212² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11478613 + ... + 30658819.

Almost surely, 2^{404102334104212} is an apocalyptic number.

It is an amenable number.

404102334104212 is a deficient number, since it is larger than the sum of its proper divisors (325893313542508).

404102334104212 is a wasteful number, since it uses less digits than its factorization.

404102334104212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19350151 (or 19350149 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 404102334104212 its reverse (212401433201404), we get a palindrome (616503767305616).

The spelling of 404102334104212 in words is "four hundred four trillion, one hundred two billion, three hundred thirty-four million, one hundred four thousand, two hundred twelve".