221140133204 has 12 divisors (see below), whose sum is σ = 399478950528. Its totient is φ = 107003290200.

The previous prime is 221140133197. The next prime is 221140133231. The reversal of 221140133204 is 402331041122.

It is a self number, because there is not a number n which added to its sum of digits gives 221140133204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 891693962 + ... + 891694209.

It is an arithmetic number, because the mean of its divisors is an integer number (33289912544).

Almost surely, 2^221140133204 is an apocalyptic number.

It is an amenable number.

221140133204 is a deficient number, since it is larger than the sum of its proper divisors (178338817324).

221140133204 is a wasteful number, since it uses less digits than its factorization.

221140133204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783388206 (or 1783388204 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 221140133204 its reverse (402331041122), we get a palindrome (623471174326).

The spelling of 221140133204 in words is "two hundred twenty-one billion, one hundred forty million, one hundred thirty-three thousand, two hundred four".