121043041123 has 8 divisors (see below), whose sum is σ = 122747961168. Its totient is φ = 119339385984.

The previous prime is 121043041111. The next prime is 121043041129. The reversal of 121043041123 is 321140340121.

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 121043041123 - 2⁹ = 121043040611 is a prime.

It is a super-2 number, since 2×121043041123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121043041094 and 121043041103.

It is not an unprimeable number, because it can be changed into a prime (121043041129) 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, 122665 + ... + 507082.

It is an arithmetic number, because the mean of its divisors is an integer number (15343495146).

Almost surely, 2^121043041123 is an apocalyptic number.

121043041123 is a deficient number, since it is larger than the sum of its proper divisors (1704920045).

121043041123 is an equidigital number, since it uses as much as digits as its factorization.

121043041123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632453.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 121043041123 its reverse (321140340121), we get a palindrome (442183381244).

The spelling of 121043041123 in words is "one hundred twenty-one billion, forty-three million, forty-one thousand, one hundred twenty-three".