211130203230000 has 300 divisors, whose sum is σ = 738614335035720. Its totient is φ = 56281446144000.

The previous prime is 211130203229989. The next prime is 211130203230029. The reversal of 211130203230000 is 32302031112.

211130203230000 is a `hidden beast` number, since 21 + 11 + 302 + 0 + 32 + 300 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (300).

It is a super-2 number, since 2×211130203230000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 254555971 + ... + 255384029.

Almost surely, 2^{211130203230000} is an apocalyptic number.

211130203230000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211130203230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369307167517860).

211130203230000 is an abundant number, since it is smaller than the sum of its proper divisors (527484131805720).

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

211130203230000 is a wasteful number, since it uses less digits than its factorization.

211130203230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830926 (or 830902 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 211130203230000 its reverse (32302031112), we get a palindrome (211162505261112).

The spelling of 211130203230000 in words is "two hundred eleven trillion, one hundred thirty billion, two hundred three million, two hundred thirty thousand".