210033235231 has 2 divisors, whose sum is σ = 210033235232. Its totient is φ = 210033235230.

The previous prime is 210033235211. The next prime is 210033235241. The reversal of 210033235231 is 132532330012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210033235231 - 2⁷ = 210033235103 is a prime.

It is a super-2 number, since 2×210033235231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210033235196 and 210033235205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210033235211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105016617615 + 105016617616.

It is an arithmetic number, because the mean of its divisors is an integer number (105016617616).

Almost surely, 2^210033235231 is an apocalyptic number.

210033235231 is a deficient number, since it is larger than the sum of its proper divisors (1).

210033235231 is an equidigital number, since it uses as much as digits as its factorization.

210033235231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 210033235231 its reverse (132532330012), we get a palindrome (342565565243).

The spelling of 210033235231 in words is "two hundred ten billion, thirty-three million, two hundred thirty-five thousand, two hundred thirty-one".