106363432221 has 4 divisors (see below), whose sum is σ = 141817909632. Its totient is φ = 70908954812.

The previous prime is 106363432193. The next prime is 106363432237. The reversal of 106363432221 is 122234363601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106363432221 - 2⁶ = 106363432157 is a prime.

It is a super-2 number, since 2×106363432221² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106363432271) 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 3 ways as a sum of consecutive naturals, for example, 17727238701 + ... + 17727238706.

It is an arithmetic number, because the mean of its divisors is an integer number (35454477408).

Almost surely, 2^106363432221 is an apocalyptic number.

It is an amenable number.

106363432221 is a deficient number, since it is larger than the sum of its proper divisors (35454477411).

106363432221 is an equidigital number, since it uses as much as digits as its factorization.

106363432221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35454477410.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 106363432221 its reverse (122234363601), we get a palindrome (228597795822).

The spelling of 106363432221 in words is "one hundred six billion, three hundred sixty-three million, four hundred thirty-two thousand, two hundred twenty-one".