120002011121 has 8 divisors (see below), whose sum is σ = 121551626880. Its totient is φ = 118453160592.

The previous prime is 120002011057. The next prime is 120002011123. The reversal of 120002011121 is 121110200021.

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 120002011121 - 2⁶ = 120002011057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120002011123) 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, 127766 + ... + 506288.

It is an arithmetic number, because the mean of its divisors is an integer number (15193953360).

Almost surely, 2^120002011121 is an apocalyptic number.

It is an amenable number.

120002011121 is a deficient number, since it is larger than the sum of its proper divisors (1549615759).

120002011121 is an equidigital number, since it uses as much as digits as its factorization.

120002011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382615.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120002011121 its reverse (121110200021), we get a palindrome (241112211142).

The spelling of 120002011121 in words is "one hundred twenty billion, two million, eleven thousand, one hundred twenty-one".