221441101203 has 12 divisors (see below), whose sum is σ = 343459667400. Its totient is φ = 126537772032.

The previous prime is 221441101187. The next prime is 221441101283. The reversal of 221441101203 is 302101144122.

It is not a de Polignac number, because 221441101203 - 2⁴ = 221441101187 is a prime.

It is a super-2 number, since 2×221441101203² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 221441101203.

It is not an unprimeable number, because it can be changed into a prime (221441101283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 753200878 + ... + 753201171.

It is an arithmetic number, because the mean of its divisors is an integer number (28621638950).

Almost surely, 2^221441101203 is an apocalyptic number.

221441101203 is a deficient number, since it is larger than the sum of its proper divisors (122018566197).

221441101203 is a wasteful number, since it uses less digits than its factorization.

221441101203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506402066 (or 1506402059 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 221441101203 its reverse (302101144122), we get a palindrome (523542245325).

The spelling of 221441101203 in words is "two hundred twenty-one billion, four hundred forty-one million, one hundred one thousand, two hundred three".