233021213101 has 2 divisors, whose sum is σ = 233021213102. Its totient is φ = 233021213100.

The previous prime is 233021213099. The next prime is 233021213233. The reversal of 233021213101 is 101312120332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208619649001 + 24401564100 = 456749^2 + 156210^2 .

It is a cyclic number.

It is not a de Polignac number, because 233021213101 - 2¹ = 233021213099 is a prime.

Together with 233021213099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233021213401) by changing a digit.

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 as a sum of consecutive naturals, namely, 116510606550 + 116510606551.

It is an arithmetic number, because the mean of its divisors is an integer number (116510606551).

Almost surely, 2^233021213101 is an apocalyptic number.

It is an amenable number.

233021213101 is a deficient number, since it is larger than the sum of its proper divisors (1).

233021213101 is an equidigital number, since it uses as much as digits as its factorization.

233021213101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 233021213101 its reverse (101312120332), we get a palindrome (334333333433).

The spelling of 233021213101 in words is "two hundred thirty-three billion, twenty-one million, two hundred thirteen thousand, one hundred one".