211404333241304 has 32 divisors (see below), whose sum is σ = 453023287153920. Its totient is φ = 90599056776096.

The previous prime is 211404333241261. The next prime is 211404333241313. The reversal of 211404333241304 is 403142333404112.

It is a super-2 number, since 2×211404333241304² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56511644 + ... + 60136299.

It is an arithmetic number, because the mean of its divisors is an integer number (14156977723560).

Almost surely, 2^{211404333241304} is an apocalyptic number.

It is an amenable number.

211404333241304 is an abundant number, since it is smaller than the sum of its proper divisors (241618953912616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211404333241304 is a wasteful number, since it uses less digits than its factorization.

211404333241304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116680319 (or 116680315 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 211404333241304 its reverse (403142333404112), we get a palindrome (614546666645416).

The spelling of 211404333241304 in words is "two hundred eleven trillion, four hundred four billion, three hundred thirty-three million, two hundred forty-one thousand, three hundred four".