212141404 has 12 divisors (see below), whose sum is σ = 378252504. Its totient is φ = 104069264.

The previous prime is 212141399. The next prime is 212141411. The reversal of 212141404 is 404141212.

212141404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 500122 + ... + 500545.

It is an arithmetic number, because the mean of its divisors is an integer number (31521042).

Almost surely, 2^212141404 is an apocalyptic number.

It is an amenable number.

212141404 is a deficient number, since it is larger than the sum of its proper divisors (166111100).

212141404 is a wasteful number, since it uses less digits than its factorization.

212141404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000724 (or 1000722 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 212141404 is about 14565.0748024169. The cubic root of 212141404 is about 596.4057377174.

Adding to 212141404 its reverse (404141212), we get a palindrome (616282616).

The spelling of 212141404 in words is "two hundred twelve million, one hundred forty-one thousand, four hundred four".