12020002001101 has 2 divisors, whose sum is σ = 12020002001102. Its totient is φ = 12020002001100.

The previous prime is 12020002001099. The next prime is 12020002001213. The reversal of 12020002001101 is 10110020002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11530771698601 + 489230302500 = 3395699^2 + 699450^2 .

It is a cyclic number.

It is not a de Polignac number, because 12020002001101 - 2¹ = 12020002001099 is a prime.

Together with 12020002001099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020002001401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010001000550 + 6010001000551.

It is an arithmetic number, because the mean of its divisors is an integer number (6010001000551).

Almost surely, 2^{12020002001101} is an apocalyptic number.

It is an amenable number.

12020002001101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020002001101 is an equidigital number, since it uses as much as digits as its factorization.

12020002001101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12020002001101 its reverse (10110020002021), we get a palindrome (22130022003122).

The spelling of 12020002001101 in words is "twelve trillion, twenty billion, two million, one thousand, one hundred one".