211003300000 has 72 divisors (see below), whose sum is σ = 519232946652. Its totient is φ = 84401280000.

The previous prime is 211003299961. The next prime is 211003300019. The reversal of 211003300000 is 3300112.

It can be written as a sum of positive squares in 6 ways, for example, as 46209521296 + 164793778704 = 214964^2 + 405948^2 .

It is a super-2 number, since 2×211003300000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 211003300000.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 955017 + ... + 1155016.

Almost surely, 2^211003300000 is an apocalyptic number.

211003300000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211003300000 is an abundant number, since it is smaller than the sum of its proper divisors (308229646652).

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

211003300000 is an frugal number, since it uses more digits than its factorization.

211003300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110068 (or 2110040 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 211003300000 its reverse (3300112), we get a palindrome (211006600112).

The spelling of 211003300000 in words is "two hundred eleven billion, three million, three hundred thousand".