121110004553 has 8 divisors (see below), whose sum is σ = 121257554880. Its totient is φ = 120962546640.

The previous prime is 121110004549. The next prime is 121110004601. The reversal of 121110004553 is 355400011121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121110004553 - 2² = 121110004549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121110000553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2806343 + ... + 2849171.

It is an arithmetic number, because the mean of its divisors is an integer number (15157194360).

Almost surely, 2^121110004553 is an apocalyptic number.

It is an amenable number.

121110004553 is a deficient number, since it is larger than the sum of its proper divisors (147550327).

121110004553 is a wasteful number, since it uses less digits than its factorization.

121110004553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46207.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 121110004553 its reverse (355400011121), we get a palindrome (476510015674).

The spelling of 121110004553 in words is "one hundred twenty-one billion, one hundred ten million, four thousand, five hundred fifty-three".