221030103135504 has 40 divisors (see below), whose sum is σ = 614917081801792. Its totient is φ = 68009262503040.

The previous prime is 221030103135503. The next prime is 221030103135511. The reversal of 221030103135504 is 405531301030122.

It is not an unprimeable number, because it can be changed into a prime (221030103135503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177107453812 + ... + 177107455059.

Almost surely, 2^{221030103135504} is an apocalyptic number.

221030103135504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

221030103135504 is an abundant number, since it is smaller than the sum of its proper divisors (393886978666288).

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

221030103135504 is a wasteful number, since it uses less digits than its factorization.

221030103135504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354214908895 (or 354214908889 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 221030103135504 its reverse (405531301030122), we get a palindrome (626561404165626).

The spelling of 221030103135504 in words is "two hundred twenty-one trillion, thirty billion, one hundred three million, one hundred thirty-five thousand, five hundred four".