211301321120 has 24 divisors (see below), whose sum is σ = 499199371524. Its totient is φ = 84520528384.

The previous prime is 211301321117. The next prime is 211301321171. The reversal of 211301321120 is 21123103112.

It can be written as a sum of positive squares in 2 ways, for example, as 209950905616 + 1350415504 = 458204^2 + 36748^2 .

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, 660316469 + ... + 660316788.

Almost surely, 2^211301321120 is an apocalyptic number.

211301321120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211301321120 is an abundant number, since it is smaller than the sum of its proper divisors (287898050404).

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

211301321120 is a wasteful number, since it uses less digits than its factorization.

211301321120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320633272 (or 1320633264 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 211301321120 its reverse (21123103112), we get a palindrome (232424424232).

The spelling of 211301321120 in words is "two hundred eleven billion, three hundred one million, three hundred twenty-one thousand, one hundred twenty".