211302321330 has 32 divisors (see below), whose sum is σ = 514694614464. Its totient is φ = 55506280896.

The previous prime is 211302321323. The next prime is 211302321361. The reversal of 211302321330 is 33123203112.

It is a junction number, because it is equal to n+sod(n) for n = 211302321297 and 211302321306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52560757 + ... + 52564776.

It is an arithmetic number, because the mean of its divisors is an integer number (16084206702).

Almost surely, 2^211302321330 is an apocalyptic number.

211302321330 is an abundant number, since it is smaller than the sum of its proper divisors (303392293134).

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

211302321330 is a wasteful number, since it uses less digits than its factorization.

211302321330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105125610.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 211302321330 its reverse (33123203112), we get a palindrome (244425524442).

The spelling of 211302321330 in words is "two hundred eleven billion, three hundred two million, three hundred twenty-one thousand, three hundred thirty".