211411040404 has 12 divisors (see below), whose sum is σ = 382726883700. Its totient is φ = 102060502208.

The previous prime is 211411040387. The next prime is 211411040431. The reversal of 211411040404 is 404040114112.

It can be written as a sum of positive squares in 2 ways, for example, as 103825728400 + 107585312004 = 322220^2 + 328002^2 .

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, 911254369 + ... + 911254600.

It is an arithmetic number, because the mean of its divisors is an integer number (31893906975).

Almost surely, 2^211411040404 is an apocalyptic number.

It is an amenable number.

211411040404 is a deficient number, since it is larger than the sum of its proper divisors (171315843296).

211411040404 is a wasteful number, since it uses less digits than its factorization.

211411040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822509002 (or 1822509000 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 211411040404 its reverse (404040114112), we get a palindrome (615451154516).

The spelling of 211411040404 in words is "two hundred eleven billion, four hundred eleven million, forty thousand, four hundred four".