121123100241 has 48 divisors (see below), whose sum is σ = 212629959360. Its totient is φ = 65424562560.

The previous prime is 121123100207. The next prime is 121123100291. The reversal of 121123100241 is 142001321121.

121123100241 is a `hidden beast` number, since 1 + 2 + 112 + 310 + 0 + 241 = 666.

It is not a de Polignac number, because 121123100241 - 2⁷ = 121123100113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121123100291) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1585311 + ... + 1659956.

It is an arithmetic number, because the mean of its divisors is an integer number (4429790820).

Almost surely, 2^121123100241 is an apocalyptic number.

121123100241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121123100241 is a deficient number, since it is larger than the sum of its proper divisors (91506859119).

121123100241 is a wasteful number, since it uses less digits than its factorization.

121123100241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245326 (or 3245323 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 121123100241 its reverse (142001321121), we get a palindrome (263124421362).

The spelling of 121123100241 in words is "one hundred twenty-one billion, one hundred twenty-three million, one hundred thousand, two hundred forty-one".