221010041203204 has 96 divisors (see below), whose sum is σ = 447288240018816. Its totient is φ = 94435374458880.

The previous prime is 221010041203201. The next prime is 221010041203229. The reversal of 221010041203204 is 402302140010122.

It is a super-3 number, since 3×221010041203204³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (221010041203201) 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, 2899861402 + ... + 2899937614.

It is an arithmetic number, because the mean of its divisors is an integer number (4659252500196).

Almost surely, 2^{221010041203204} is an apocalyptic number.

It is an amenable number.

221010041203204 is an abundant number, since it is smaller than the sum of its proper divisors (226278198815612).

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

221010041203204 is a wasteful number, since it uses less digits than its factorization.

221010041203204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80885 (or 80883 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221010041203204 its reverse (402302140010122), we get a palindrome (623312181213326).

The spelling of 221010041203204 in words is "two hundred twenty-one trillion, ten billion, forty-one million, two hundred three thousand, two hundred four".