221202220000323 has 32 divisors (see below), whose sum is σ = 312978577121280. Its totient is φ = 138664503005600.

The previous prime is 221202220000309. The next prime is 221202220000457. The reversal of 221202220000323 is 323000022202122.

It is a cyclic number.

It is not a de Polignac number, because 221202220000323 - 2⁶ = 221202220000259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221202220000323.

It is not an unprimeable number, because it can be changed into a prime (221202220000123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 848522548 + ... + 848783198.

It is an arithmetic number, because the mean of its divisors is an integer number (9780580535040).

Almost surely, 2^{221202220000323} is an apocalyptic number.

221202220000323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

221202220000323 is a deficient number, since it is larger than the sum of its proper divisors (91776357120957).

221202220000323 is a wasteful number, since it uses less digits than its factorization.

221202220000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469199.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 221202220000323 its reverse (323000022202122), we get a palindrome (544202242202445).

The spelling of 221202220000323 in words is "two hundred twenty-one trillion, two hundred two billion, two hundred twenty million, three hundred twenty-three", and thus it is an aban number.