122644050106 has 4 divisors (see below), whose sum is σ = 183966075162. Its totient is φ = 61322025052.

The previous prime is 122644050083. The next prime is 122644050121. The reversal of 122644050106 is 601050446221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 64714780881 + 57929269225 = 254391^2 + 240685^2 .

It is a super-2 number, since 2×122644050106² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30661012525 + ... + 30661012528.

Almost surely, 2^122644050106 is an apocalyptic number.

122644050106 is a deficient number, since it is larger than the sum of its proper divisors (61322025056).

122644050106 is an equidigital number, since it uses as much as digits as its factorization.

122644050106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61322025055.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 122644050106 its reverse (601050446221), we get a palindrome (723694496327).

The spelling of 122644050106 in words is "one hundred twenty-two billion, six hundred forty-four million, fifty thousand, one hundred six".