120001140121 has 8 divisors (see below), whose sum is σ = 124340326920. Its totient is φ = 115675367808.

The previous prime is 120001140107. The next prime is 120001140137. The reversal of 120001140121 is 121041100021.

It can be written as a sum of positive squares in 4 ways, for example, as 398601225 + 119602538896 = 19965^2 + 345836^2 .

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 120001140121 - 2¹⁷ = 120001009049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120001120121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3335406 + ... + 3371191.

It is an arithmetic number, because the mean of its divisors is an integer number (15542540865).

Almost surely, 2^120001140121 is an apocalyptic number.

It is an amenable number.

120001140121 is a deficient number, since it is larger than the sum of its proper divisors (4339186799).

120001140121 is an equidigital number, since it uses as much as digits as its factorization.

120001140121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6707243.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120001140121 its reverse (121041100021), we get a palindrome (241042240142).

The spelling of 120001140121 in words is "one hundred twenty billion, one million, one hundred forty thousand, one hundred twenty-one".