213012210033 has 24 divisors (see below), whose sum is σ = 353878960448. Its totient is φ = 120945962592.

The previous prime is 213012209989. The next prime is 213012210049. The reversal of 213012210033 is 330012210312.

It is not a de Polignac number, because 213012210033 - 2¹⁴ = 213012193649 is a prime.

It is a super-2 number, since 2×213012210033² (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 = 213012209988 and 213012210015.

It is not an unprimeable number, because it can be changed into a prime (213012230033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10758091 + ... + 10777872.

Almost surely, 2^213012210033 is an apocalyptic number.

It is an amenable number.

213012210033 is a deficient number, since it is larger than the sum of its proper divisors (140866750415).

213012210033 is a wasteful number, since it uses less digits than its factorization.

213012210033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21536133 (or 21536130 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 213012210033 its reverse (330012210312), we get a palindrome (543024420345).

The spelling of 213012210033 in words is "two hundred thirteen billion, twelve million, two hundred ten thousand, thirty-three".