120412241121 has 4 divisors (see below), whose sum is σ = 160549654832. Its totient is φ = 80274827412.

The previous prime is 120412241077. The next prime is 120412241149. The reversal of 120412241121 is 121142214021.

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 not a de Polignac number, because 120412241121 - 2³¹ = 118264757473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120412243121) 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, 20068706851 + ... + 20068706856.

It is an arithmetic number, because the mean of its divisors is an integer number (40137413708).

Almost surely, 2^120412241121 is an apocalyptic number.

It is an amenable number.

120412241121 is a deficient number, since it is larger than the sum of its proper divisors (40137413711).

120412241121 is an equidigital number, since it uses as much as digits as its factorization.

120412241121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40137413710.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 120412241121 its reverse (121142214021), we get a palindrome (241554455142).

The spelling of 120412241121 in words is "one hundred twenty billion, four hundred twelve million, two hundred forty-one thousand, one hundred twenty-one".