221200001020013 has 8 divisors (see below), whose sum is σ = 223267767056928. Its totient is φ = 219132243803824.

The previous prime is 221200001019983. The next prime is 221200001020067. The reversal of 221200001020013 is 310020100002122.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 221200001020013 - 2¹⁰ = 221200001018989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221200001020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221200001025013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55115270 + ... + 58992312.

It is an arithmetic number, because the mean of its divisors is an integer number (27908470882116).

Almost surely, 2^{221200001020013} is an apocalyptic number.

It is an amenable number.

221200001020013 is a deficient number, since it is larger than the sum of its proper divisors (2067766036915).

221200001020013 is a wasteful number, since it uses less digits than its factorization.

221200001020013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410363.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 221200001020013 its reverse (310020100002122), we get a palindrome (531220101022135).

The spelling of 221200001020013 in words is "two hundred twenty-one trillion, two hundred billion, one million, twenty thousand, thirteen".