211133023330 has 16 divisors (see below), whose sum is σ = 388877569344. Its totient is φ = 82489181040.

The previous prime is 211133023327. The next prime is 211133023333. The reversal of 211133023330 is 33320331112.

It is an interprime number because it is at equal distance from previous prime (211133023327) and next prime (211133023333).

It is not an unprimeable number, because it can be changed into a prime (211133023333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245503086 + ... + 245503945.

It is an arithmetic number, because the mean of its divisors is an integer number (24304848084).

Almost surely, 2^211133023330 is an apocalyptic number.

211133023330 is a deficient number, since it is larger than the sum of its proper divisors (177744546014).

211133023330 is a wasteful number, since it uses less digits than its factorization.

211133023330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491007081.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 211133023330 its reverse (33320331112), we get a palindrome (244453354442).

The spelling of 211133023330 in words is "two hundred eleven billion, one hundred thirty-three million, twenty-three thousand, three hundred thirty".