121335105122 has 32 divisors (see below), whose sum is σ = 227053895040. Its totient is φ = 47243940480.

The previous prime is 121335105121. The next prime is 121335105163. The reversal of 121335105122 is 221501533121.

It is a junction number, because it is equal to n+sod(n) for n = 121335105091 and 121335105100.

It is not an unprimeable number, because it can be changed into a prime (121335105121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2948 + ... + 492624.

It is an arithmetic number, because the mean of its divisors is an integer number (7095434220).

Almost surely, 2^121335105122 is an apocalyptic number.

121335105122 is a deficient number, since it is larger than the sum of its proper divisors (105718789918).

121335105122 is a wasteful number, since it uses less digits than its factorization.

121335105122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491306.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 121335105122 its reverse (221501533121), we get a palindrome (342836638243).

The spelling of 121335105122 in words is "one hundred twenty-one billion, three hundred thirty-five million, one hundred five thousand, one hundred twenty-two".