323213312220122 has 4 divisors (see below), whose sum is σ = 484819968330186. Its totient is φ = 161606656110060.

The previous prime is 323213312220109. The next prime is 323213312220133. The reversal of 323213312220122 is 221022213312323.

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., 316029942027361 + 7183370192761 = 17777231^2 + 2680181^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80803328055029 + ... + 80803328055032.

Almost surely, 2^{323213312220122} is an apocalyptic number.

323213312220122 is a deficient number, since it is larger than the sum of its proper divisors (161606656110064).

323213312220122 is a wasteful number, since it uses less digits than its factorization.

323213312220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161606656110063.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 323213312220122 its reverse (221022213312323), we get a palindrome (544235525532445).

The spelling of 323213312220122 in words is "three hundred twenty-three trillion, two hundred thirteen billion, three hundred twelve million, two hundred twenty thousand, one hundred twenty-two".