211123130330 has 32 divisors (see below), whose sum is σ = 434687938560. Its totient is φ = 72322156800.

The previous prime is 211123130311. The next prime is 211123130353. The reversal of 211123130330 is 33031321112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1229615 + ... + 1390754.

It is an arithmetic number, because the mean of its divisors is an integer number (13583998080).

Almost surely, 2^211123130330 is an apocalyptic number.

211123130330 is an abundant number, since it is smaller than the sum of its proper divisors (223564808230).

211123130330 is a wasteful number, since it uses less digits than its factorization.

211123130330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621534.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 211123130330 its reverse (33031321112), we get a palindrome (244154451442).

The spelling of 211123130330 in words is "two hundred eleven billion, one hundred twenty-three million, one hundred thirty thousand, three hundred thirty".