221000403411441 has 24 divisors (see below), whose sum is σ = 321740084649984. Its totient is φ = 146171807651520.

The previous prime is 221000403411421. The next prime is 221000403411457. The reversal of 221000403411441 is 144114304000122.

221000403411441 is a `hidden beast` number, since 2 + 2 + 100 + 0 + 403 + 4 + 114 + 41 = 666.

It is not a de Polignac number, because 221000403411441 - 2¹¹ = 221000403409393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221000403411421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102108805 + ... + 104250701.

It is an arithmetic number, because the mean of its divisors is an integer number (13405836860416).

Almost surely, 2^{221000403411441} is an apocalyptic number.

It is an amenable number.

221000403411441 is a deficient number, since it is larger than the sum of its proper divisors (100739681238543).

221000403411441 is a wasteful number, since it uses less digits than its factorization.

221000403411441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232301 (or 2232298 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 221000403411441 its reverse (144114304000122), we get a palindrome (365114707411563).

The spelling of 221000403411441 in words is "two hundred twenty-one trillion, four hundred three million, four hundred eleven thousand, four hundred forty-one".