211211333230 has 8 divisors (see below), whose sum is σ = 380180399832. Its totient is φ = 84484533288.

The previous prime is 211211333227. The next prime is 211211333233. The reversal of 211211333230 is 32333112112.

It is an interprime number because it is at equal distance from previous prime (211211333227) and next prime (211211333233).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×211211333230² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211211333233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10560566652 + ... + 10560566671.

It is an arithmetic number, because the mean of its divisors is an integer number (47522549979).

Almost surely, 2^211211333230 is an apocalyptic number.

211211333230 is a deficient number, since it is larger than the sum of its proper divisors (168969066602).

211211333230 is a wasteful number, since it uses less digits than its factorization.

211211333230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21121133330.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 211211333230 its reverse (32333112112), we get a palindrome (243544445342).

The spelling of 211211333230 in words is "two hundred eleven billion, two hundred eleven million, three hundred thirty-three thousand, two hundred thirty".