20112020120201 has 2 divisors, whose sum is σ = 20112020120202. Its totient is φ = 20112020120200.

The previous prime is 20112020120147. The next prime is 20112020120239. The reversal of 20112020120201 is 10202102021102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13163102353801 + 6948917766400 = 3628099^2 + 2636080^2 .

It is a cyclic number.

It is not a de Polignac number, because 20112020120201 - 2³⁰ = 20110946378377 is a prime.

It is not a weakly prime, because it can be changed into another prime (20112020120261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056010060100 + 10056010060101.

It is an arithmetic number, because the mean of its divisors is an integer number (10056010060101).

Almost surely, 2^{20112020120201} is an apocalyptic number.

It is an amenable number.

20112020120201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112020120201 is an equidigital number, since it uses as much as digits as its factorization.

20112020120201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20112020120201 its reverse (10202102021102), we get a palindrome (30314122141303).

The spelling of 20112020120201 in words is "twenty trillion, one hundred twelve billion, twenty million, one hundred twenty thousand, two hundred one".