211123532404 has 48 divisors (see below), whose sum is σ = 379737187200. Its totient is φ = 102666960000.

The previous prime is 211123532393. The next prime is 211123532441. The reversal of 211123532404 is 404235321112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42640129 + ... + 42645079.

It is an arithmetic number, because the mean of its divisors is an integer number (7911191400).

Almost surely, 2^211123532404 is an apocalyptic number.

It is an amenable number.

211123532404 is a deficient number, since it is larger than the sum of its proper divisors (168613654796).

211123532404 is a wasteful number, since it uses less digits than its factorization.

211123532404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6904 (or 6902 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 211123532404 its reverse (404235321112), we get a palindrome (615358853516).

The spelling of 211123532404 in words is "two hundred eleven billion, one hundred twenty-three million, five hundred thirty-two thousand, four hundred four".