120124133121 has 8 divisors (see below), whose sum is σ = 160180476480. Its totient is φ = 80075272592.

The previous prime is 120124133099. The next prime is 120124133137. The reversal of 120124133121 is 121331421021.

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 120124133121 - 2¹⁰ = 120124132097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120124133161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833141 + ... + 1897538.

It is an arithmetic number, because the mean of its divisors is an integer number (20022559560).

Almost surely, 2^120124133121 is an apocalyptic number.

It is an amenable number.

120124133121 is a deficient number, since it is larger than the sum of its proper divisors (40056343359).

120124133121 is a wasteful number, since it uses less digits than its factorization.

120124133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741415.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 120124133121 its reverse (121331421021), we get a palindrome (241455554142).

The spelling of 120124133121 in words is "one hundred twenty billion, one hundred twenty-four million, one hundred thirty-three thousand, one hundred twenty-one".