12020002112101 has 2 divisors, whose sum is σ = 12020002112102. Its totient is φ = 12020002112100.

The previous prime is 12020002112089. The next prime is 12020002112207. The reversal of 12020002112101 is 10121120002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10705656802500 + 1314345309601 = 3271950^2 + 1146449^2 .

It is a cyclic number.

It is not a de Polignac number, because 12020002112101 - 2³⁷ = 11882563158629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020002113101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010001056050 + 6010001056051.

It is an arithmetic number, because the mean of its divisors is an integer number (6010001056051).

Almost surely, 2^{12020002112101} is an apocalyptic number.

It is an amenable number.

12020002112101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020002112101 is an equidigital number, since it uses as much as digits as its factorization.

12020002112101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12020002112101 its reverse (10121120002021), we get a palindrome (22141122114122).

The spelling of 12020002112101 in words is "twelve trillion, twenty billion, two million, one hundred twelve thousand, one hundred one".