120121120113 has 16 divisors (see below), whose sum is σ = 164510443776. Its totient is φ = 77935073040.

The previous prime is 120121120109. The next prime is 120121120153. The reversal of 120121120113 is 311021121021.

It is not a de Polignac number, because 120121120113 - 2² = 120121120109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120121120092 and 120121120101.

It is not an unprimeable number, because it can be changed into a prime (120121120153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3583423 + ... + 3616788.

It is an arithmetic number, because the mean of its divisors is an integer number (10281902736).

Almost surely, 2^120121120113 is an apocalyptic number.

It is an amenable number.

120121120113 is a deficient number, since it is larger than the sum of its proper divisors (44389323663).

120121120113 is an equidigital number, since it uses as much as digits as its factorization.

120121120113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7200364.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 120121120113 its reverse (311021121021), we get a palindrome (431142241134).

The spelling of 120121120113 in words is "one hundred twenty billion, one hundred twenty-one million, one hundred twenty thousand, one hundred thirteen".