211334221330 has 16 divisors (see below), whose sum is σ = 380504726784. Its totient is φ = 84510771120.

The previous prime is 211334221321. The next prime is 211334221331. The reversal of 211334221330 is 33122433112.

It is a junction number, because it is equal to n+sod(n) for n = 211334221295 and 211334221304.

It is not an unprimeable number, because it can be changed into a prime (211334221331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2825922 + ... + 2899741.

It is an arithmetic number, because the mean of its divisors is an integer number (23781545424).

Almost surely, 2^211334221330 is an apocalyptic number.

211334221330 is a deficient number, since it is larger than the sum of its proper divisors (169170505454).

211334221330 is a wasteful number, since it uses less digits than its factorization.

211334221330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5729361.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 211334221330 its reverse (33122433112), we get a palindrome (244456654442).

The spelling of 211334221330 in words is "two hundred eleven billion, three hundred thirty-four million, two hundred twenty-one thousand, three hundred thirty".