122104345445 has 32 divisors (see below), whose sum is σ = 149195450880. Its totient is φ = 95921510400.

The previous prime is 122104345417. The next prime is 122104345471. The reversal of 122104345445 is 544543401221.

It is a happy number.

It is not a de Polignac number, because 122104345445 - 2⁸ = 122104345189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51936020 + ... + 51938370.

It is an arithmetic number, because the mean of its divisors is an integer number (4662357840).

Almost surely, 2^122104345445 is an apocalyptic number.

It is an amenable number.

122104345445 is a deficient number, since it is larger than the sum of its proper divisors (27091105435).

122104345445 is a wasteful number, since it uses less digits than its factorization.

122104345445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 122104345445 its reverse (544543401221), we get a palindrome (666647746666).

The spelling of 122104345445 in words is "one hundred twenty-two billion, one hundred four million, three hundred forty-five thousand, four hundred forty-five".