221002323011322 has 16 divisors (see below), whose sum is σ = 442168412133600. Its totient is φ = 73640146651952.

The previous prime is 221002323011237. The next prime is 221002323011329. The reversal of 221002323011322 is 223110323200122.

It is a junction number, because it is equal to n+sod(n) for n = 221002323011292 and 221002323011301.

It is not an unprimeable number, because it can be changed into a prime (221002323011329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6823570413 + ... + 6823602800.

It is an arithmetic number, because the mean of its divisors is an integer number (27635525758350).

Almost surely, 2^{221002323011322} is an apocalyptic number.

221002323011322 is an abundant number, since it is smaller than the sum of its proper divisors (221166089122278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221002323011322 is a wasteful number, since it uses less digits than its factorization.

221002323011322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13647175917.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 221002323011322 its reverse (223110323200122), we get a palindrome (444112646211444).

The spelling of 221002323011322 in words is "two hundred twenty-one trillion, two billion, three hundred twenty-three million, eleven thousand, three hundred twenty-two".