12012110220201 has 128 divisors (see below), whose sum is σ = 21321938964480. Its totient is φ = 5837205316608.

The previous prime is 12012110220119. The next prime is 12012110220203. The reversal of 12012110220201 is 10202201121021.

It is not a de Polignac number, because 12012110220201 - 2⁷ = 12012110220073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12012110220203) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 378640326 + ... + 378672048.

It is an arithmetic number, because the mean of its divisors is an integer number (166577648160).

Almost surely, 2^{12012110220201} is an apocalyptic number.

It is an amenable number.

12012110220201 is a deficient number, since it is larger than the sum of its proper divisors (9309828744279).

12012110220201 is a wasteful number, since it uses less digits than its factorization.

12012110220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33775.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12012110220201 its reverse (10202201121021), we get a palindrome (22214311341222).

The spelling of 12012110220201 in words is "twelve trillion, twelve billion, one hundred ten million, two hundred twenty thousand, two hundred one".