212314331404 has 12 divisors (see below), whose sum is σ = 424628662864. Its totient is φ = 90991856304.

The previous prime is 212314331377. The next prime is 212314331429. The reversal of 212314331404 is 404133413212.

It is a happy number.

212314331404 is an admirable number.

It is a super-2 number, since 2×212314331404² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 7582654693 = 212314331404 / (2 + 1 + 2 + 3 + 1 + 4 + 3 + 3 + 1 + 4 + 0 + 4).

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, 3791327319 + ... + 3791327374.

Almost surely, 2^212314331404 is an apocalyptic number.

It is an amenable number.

212314331404 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.

212314331404 is a wasteful number, since it uses less digits than its factorization.

212314331404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7582654704 (or 7582654702 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 212314331404 its reverse (404133413212), we get a palindrome (616447744616).

The spelling of 212314331404 in words is "two hundred twelve billion, three hundred fourteen million, three hundred thirty-one thousand, four hundred four".