212210210033 has 4 divisors (see below), whose sum is σ = 221436740928. Its totient is φ = 202983679140.

The previous prime is 212210210011. The next prime is 212210210041. The reversal of 212210210033 is 330012012212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212210210033 - 2¹⁰ = 212210209009 is a prime.

It is a super-2 number, since 2×212210210033² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212210209993 and 212210210020.

It is not an unprimeable number, because it can be changed into a prime (212210216033) 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, 4613265413 + ... + 4613265458.

It is an arithmetic number, because the mean of its divisors is an integer number (55359185232).

Almost surely, 2^212210210033 is an apocalyptic number.

212210210033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

212210210033 is a deficient number, since it is larger than the sum of its proper divisors (9226530895).

212210210033 is an equidigital number, since it uses as much as digits as its factorization.

212210210033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9226530894.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212210210033 its reverse (330012012212), we get a palindrome (542222222245).

The spelling of 212210210033 in words is "two hundred twelve billion, two hundred ten million, two hundred ten thousand, thirty-three".