211421110304 has 48 divisors (see below), whose sum is σ = 419648882688. Its totient is φ = 104844160512.

The previous prime is 211421110279. The next prime is 211421110349. The reversal of 211421110304 is 403011124112.

It is a super-2 number, since 2×211421110304² (a number of 23 digits) contains 22 as substring.

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, 16481237 + ... + 16494059.

It is an arithmetic number, because the mean of its divisors is an integer number (8742685056).

Almost surely, 2^211421110304 is an apocalyptic number.

It is an amenable number.

211421110304 is a deficient number, since it is larger than the sum of its proper divisors (208227772384).

211421110304 is a wasteful number, since it uses less digits than its factorization.

211421110304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17017 (or 17009 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 211421110304 its reverse (403011124112), we get a palindrome (614432234416).

The spelling of 211421110304 in words is "two hundred eleven billion, four hundred twenty-one million, one hundred ten thousand, three hundred four".