211233210121333 has 32 divisors (see below), whose sum is σ = 239527250288640. Its totient is φ = 185221270745280.

The previous prime is 211233210121319. The next prime is 211233210121397. The reversal of 211233210121333 is 333121012332112.

It is a cyclic number.

It is not a de Polignac number, because 211233210121333 - 2²⁹ = 211232673250421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211233210121303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131787891 + ... + 133381087.

It is an arithmetic number, because the mean of its divisors is an integer number (7485226571520).

Almost surely, 2^{211233210121333} is an apocalyptic number.

211233210121333 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

211233210121333 is a deficient number, since it is larger than the sum of its proper divisors (28294040167307).

211233210121333 is a wasteful number, since it uses less digits than its factorization.

211233210121333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603057.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 211233210121333 its reverse (333121012332112), we get a palindrome (544354222453445).

The spelling of 211233210121333 in words is "two hundred eleven trillion, two hundred thirty-three billion, two hundred ten million, one hundred twenty-one thousand, three hundred thirty-three".