213103231322 has 8 divisors (see below), whose sum is σ = 320570764500. Its totient is φ = 106246309824.

The previous prime is 213103231307. The next prime is 213103231337. The reversal of 213103231322 is 223132301312.

213103231322 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (213103231307) and next prime (213103231337).

It can be written as a sum of positive squares in 2 ways, for example, as 188991042361 + 24112188961 = 434731^2 + 155281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152652047 + ... + 152653442.

Almost surely, 2^213103231322 is an apocalyptic number.

213103231322 is a deficient number, since it is larger than the sum of its proper divisors (107467533178).

213103231322 is a wasteful number, since it uses less digits than its factorization.

213103231322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305305840.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 213103231322 its reverse (223132301312), we get a palindrome (436235532634).

The spelling of 213103231322 in words is "two hundred thirteen billion, one hundred three million, two hundred thirty-one thousand, three hundred twenty-two".