213320213122 has 32 divisors (see below), whose sum is σ = 348606633600. Its totient is φ = 97514258688.

The previous prime is 213320213069. The next prime is 213320213123. The reversal of 213320213122 is 221312023312.

It is a junction number, because it is equal to n+sod(n) for n = 213320213093 and 213320213102.

It is not an unprimeable number, because it can be changed into a prime (213320213123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2253498 + ... + 2346250.

It is an arithmetic number, because the mean of its divisors is an integer number (10893957300).

Almost surely, 2^213320213122 is an apocalyptic number.

213320213122 is a deficient number, since it is larger than the sum of its proper divisors (135286420478).

213320213122 is a wasteful number, since it uses less digits than its factorization.

213320213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94890.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 213320213122 its reverse (221312023312), we get a palindrome (434632236434).

The spelling of 213320213122 in words is "two hundred thirteen billion, three hundred twenty million, two hundred thirteen thousand, one hundred twenty-two".