120010002011121 has 16 divisors (see below), whose sum is σ = 161815903476480. Its totient is φ = 79105436108160.

The previous prime is 120010002011087. The next prime is 120010002011143. The reversal of 120010002011121 is 121110200010021.

It is not a de Polignac number, because 120010002011121 - 2¹⁵ = 120010001978353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120010002011097 and 120010002011106.

It is not an unprimeable number, because it can be changed into a prime (120010002011521) 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, 2825016 + ... + 15748038.

It is an arithmetic number, because the mean of its divisors is an integer number (10113493967280).

Almost surely, 2^{120010002011121} is an apocalyptic number.

It is an amenable number.

120010002011121 is a deficient number, since it is larger than the sum of its proper divisors (41805901465359).

120010002011121 is a wasteful number, since it uses less digits than its factorization.

120010002011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12957896.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120010002011121 its reverse (121110200010021), we get a palindrome (241120202021142).

The spelling of 120010002011121 in words is "one hundred twenty trillion, ten billion, two million, eleven thousand, one hundred twenty-one".