213020213320233 has 40 divisors (see below), whose sum is σ = 356526323049600. Its totient is φ = 125613884985120.

The previous prime is 213020213320181. The next prime is 213020213320241. The reversal of 213020213320233 is 332023312020312.

213020213320233 is a `hidden beast` number, since 2 + 1 + 302 + 0 + 2 + 1 + 3 + 320 + 2 + 33 = 666.

It is not a de Polignac number, because 213020213320233 - 2¹⁶ = 213020213254697 is a prime.

It is a super-2 number, since 2×213020213320233² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 213020213320197 and 213020213320206.

It is not an unprimeable number, because it can be changed into a prime (213020213320433) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3230776833 + ... + 3230842766.

It is an arithmetic number, because the mean of its divisors is an integer number (8913158076240).

Almost surely, 2^{213020213320233} is an apocalyptic number.

It is an amenable number.

213020213320233 is a deficient number, since it is larger than the sum of its proper divisors (143506109729367).

213020213320233 is a wasteful number, since it uses less digits than its factorization.

213020213320233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461619659 (or 6461619650 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 213020213320233 its reverse (332023312020312), we get a palindrome (545043525340545).

The spelling of 213020213320233 in words is "two hundred thirteen trillion, twenty billion, two hundred thirteen million, three hundred twenty thousand, two hundred thirty-three".