213320003122 has 4 divisors (see below), whose sum is σ = 319980004686. Its totient is φ = 106660001560.

The previous prime is 213320003101. The next prime is 213320003159. The reversal of 213320003122 is 221300023312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 212022490681 + 1297512441 = 460459^2 + 36021^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213320003122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53330000779 + ... + 53330000782.

Almost surely, 2^213320003122 is an apocalyptic number.

213320003122 is a deficient number, since it is larger than the sum of its proper divisors (106660001564).

213320003122 is a wasteful number, since it uses less digits than its factorization.

213320003122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106660001563.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 213320003122 its reverse (221300023312), we get a palindrome (434620026434).

The spelling of 213320003122 in words is "two hundred thirteen billion, three hundred twenty million, three thousand, one hundred twenty-two".