121013097243 has 8 divisors (see below), whose sum is σ = 161408494608. Its totient is φ = 80646549024.

The previous prime is 121013097229. The next prime is 121013097259. The reversal of 121013097243 is 342790310121.

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

It is not a de Polignac number, because 121013097243 - 2⁸ = 121013096987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121013097343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7202496 + ... + 7219277.

It is an arithmetic number, because the mean of its divisors is an integer number (20176061826).

Almost surely, 2^121013097243 is an apocalyptic number.

121013097243 is a deficient number, since it is larger than the sum of its proper divisors (40395397365).

121013097243 is a wasteful number, since it uses less digits than its factorization.

121013097243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14424573.

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 121013097243 in words is "one hundred twenty-one billion, thirteen million, ninety-seven thousand, two hundred forty-three".