12001121002010 has 64 divisors (see below), whose sum is σ = 25540137285120. Its totient is φ = 3972659523840.

The previous prime is 12001121002007. The next prime is 12001121002027. The reversal of 12001121002010 is 1020012110021.

12001121002010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12001121001982 and 12001121002000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82083092 + ... + 82229168.

It is an arithmetic number, because the mean of its divisors is an integer number (399064645080).

Almost surely, 2^{12001121002010} is an apocalyptic number.

12001121002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001121002010 is an abundant number, since it is smaller than the sum of its proper divisors (13539016283110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12001121002010 is a wasteful number, since it uses less digits than its factorization.

12001121002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186591.

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

Adding to 12001121002010 its reverse (1020012110021), we get a palindrome (13021133112031).

The spelling of 12001121002010 in words is "twelve trillion, one billion, one hundred twenty-one million, two thousand, ten".