211230332330 has 32 divisors (see below), whose sum is σ = 397334640384. Its totient is φ = 80771294016.

The previous prime is 211230332321. The next prime is 211230332353. The reversal of 211230332330 is 33233032112.

211230332330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 211230332296 and 211230332305.

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 15 ways as a sum of consecutive naturals, for example, 5205677 + ... + 5246096.

It is an arithmetic number, because the mean of its divisors is an integer number (12416707512).

Almost surely, 2^211230332330 is an apocalyptic number.

211230332330 is a deficient number, since it is larger than the sum of its proper divisors (186104308054).

211230332330 is a wasteful number, since it uses less digits than its factorization.

211230332330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10451870.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 211230332330 its reverse (33233032112), we get a palindrome (244463364442).

The spelling of 211230332330 in words is "two hundred eleven billion, two hundred thirty million, three hundred thirty-two thousand, three hundred thirty".