121230240122104 has 16 divisors (see below), whose sum is σ = 227345051372400. Its totient is φ = 60604893089472.

The previous prime is 121230240122099. The next prime is 121230240122137. The reversal of 121230240122104 is 401221042032121.

It is a super-2 number, since 2×121230240122104² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278321069 + ... + 1278415900.

It is an arithmetic number, because the mean of its divisors is an integer number (14209065710775).

Almost surely, 2^{121230240122104} is an apocalyptic number.

It is an amenable number.

121230240122104 is a deficient number, since it is larger than the sum of its proper divisors (106114811250296).

121230240122104 is a wasteful number, since it uses less digits than its factorization.

121230240122104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556742902 (or 2556742898 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 121230240122104 its reverse (401221042032121), we get a palindrome (522451282154225).

The spelling of 121230240122104 in words is "one hundred twenty-one trillion, two hundred thirty billion, two hundred forty million, one hundred twenty-two thousand, one hundred four".