121044315122 has 4 divisors (see below), whose sum is σ = 181566472686. Its totient is φ = 60522157560.

The previous prime is 121044315103. The next prime is 121044315157. The reversal of 121044315122 is 221513440121.

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., 65116322041 + 55927993081 = 255179^2 + 236491^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121044315091 and 121044315100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30261078779 + ... + 30261078782.

Almost surely, 2^121044315122 is an apocalyptic number.

121044315122 is a deficient number, since it is larger than the sum of its proper divisors (60522157564).

121044315122 is an equidigital number, since it uses as much as digits as its factorization.

121044315122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60522157563.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 121044315122 its reverse (221513440121), we get a palindrome (342557755243).

The spelling of 121044315122 in words is "one hundred twenty-one billion, forty-four million, three hundred fifteen thousand, one hundred twenty-two".