221053326330105 has 48 divisors (see below), whose sum is σ = 389584699358400. Its totient is φ = 115919431862400.

The previous prime is 221053326330097. The next prime is 221053326330127. The reversal of 221053326330105 is 501033623350122.

221053326330105 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 5 + 3 + 3 + 2 + 633 + 0 + 10 + 5 = 666.

It is not a de Polignac number, because 221053326330105 - 2³ = 221053326330097 is a prime.

It is a super-2 number, since 2×221053326330105² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 221053326330105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7509631 + ... + 22327140.

It is an arithmetic number, because the mean of its divisors is an integer number (8116347903300).

Almost surely, 2^{221053326330105} is an apocalyptic number.

It is an amenable number.

221053326330105 is a deficient number, since it is larger than the sum of its proper divisors (168531373028295).

221053326330105 is a wasteful number, since it uses less digits than its factorization.

221053326330105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29839542 (or 29839539 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 221053326330105 its reverse (501033623350122), we get a palindrome (722086949680227).

The spelling of 221053326330105 in words is "two hundred twenty-one trillion, fifty-three billion, three hundred twenty-six million, three hundred thirty thousand, one hundred five".