4405121214242 has 32 divisors (see below), whose sum is σ = 7608906462720. Its totient is φ = 1873620590400.

The previous prime is 4405121214223. The next prime is 4405121214269. The reversal of 4405121214242 is 2424121215044.

It is a junction number, because it is equal to n+sod(n) for n = 4405121214199 and 4405121214208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613367 + ... + 3030917.

It is an arithmetic number, because the mean of its divisors is an integer number (237778326960).

Almost surely, 2^{4405121214242} is an apocalyptic number.

4405121214242 is a deficient number, since it is larger than the sum of its proper divisors (3203785248478).

4405121214242 is a wasteful number, since it uses less digits than its factorization.

4405121214242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418546.

The product of its (nonzero) digits is 20480, while the sum is 32.

Adding to 4405121214242 its reverse (2424121215044), we get a palindrome (6829242429286).

The spelling of 4405121214242 in words is "four trillion, four hundred five billion, one hundred twenty-one million, two hundred fourteen thousand, two hundred forty-two".