124002012241121 has 4 divisors (see below), whose sum is σ = 141716585418432. Its totient is φ = 106287439063812.

The previous prime is 124002012241103. The next prime is 124002012241153. The reversal of 124002012241121 is 121142210200421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 124002012241121 - 2⁶ = 124002012241057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124002012241021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8857286588645 + ... + 8857286588658.

It is an arithmetic number, because the mean of its divisors is an integer number (35429146354608).

Almost surely, 2^{124002012241121} is an apocalyptic number.

It is an amenable number.

124002012241121 is a deficient number, since it is larger than the sum of its proper divisors (17714573177311).

124002012241121 is an equidigital number, since it uses as much as digits as its factorization.

124002012241121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17714573177310.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 124002012241121 its reverse (121142210200421), we get a palindrome (245144222441542).

The spelling of 124002012241121 in words is "one hundred twenty-four trillion, two billion, twelve million, two hundred forty-one thousand, one hundred twenty-one".