121320414616 has 16 divisors (see below), whose sum is σ = 231204889440. Its totient is φ = 59665777440.

The previous prime is 121320414581. The next prime is 121320414641. The reversal of 121320414616 is 616414023121.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 124303216 + ... + 124304191.

It is an arithmetic number, because the mean of its divisors is an integer number (14450305590).

Almost surely, 2^121320414616 is an apocalyptic number.

It is an amenable number.

121320414616 is a deficient number, since it is larger than the sum of its proper divisors (109884474824).

121320414616 is a wasteful number, since it uses less digits than its factorization.

121320414616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248607474 (or 248607470 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 121320414616 its reverse (616414023121), we get a palindrome (737734437737).

The spelling of 121320414616 in words is "one hundred twenty-one billion, three hundred twenty million, four hundred fourteen thousand, six hundred sixteen".