121624332642242 has 16 divisors (see below), whose sum is σ = 187658610582912. Its totient is φ = 59076574648560.

The previous prime is 121624332642209. The next prime is 121624332642269. The reversal of 121624332642242 is 242246233426121.

It is a junction number, because it is equal to n+sod(n) for n = 121624332642193 and 121624332642202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1278002234 + ... + 1278097397.

It is an arithmetic number, because the mean of its divisors is an integer number (11728663161432).

Almost surely, 2^{121624332642242} is an apocalyptic number.

121624332642242 is a deficient number, since it is larger than the sum of its proper divisors (66034277940670).

121624332642242 is a wasteful number, since it uses less digits than its factorization.

121624332642242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556100313.

The product of its digits is 1327104, while the sum is 44.

The spelling of 121624332642242 in words is "one hundred twenty-one trillion, six hundred twenty-four billion, three hundred thirty-two million, six hundred forty-two thousand, two hundred forty-two".