12020001129001 has 2 divisors, whose sum is σ = 12020001129002. Its totient is φ = 12020001129000.

The previous prime is 12020001128981. The next prime is 12020001129053. The reversal of 12020001129001 is 10092110002021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7720395673600 + 4299605455401 = 2778560^2 + 2073549^2 .

It is a cyclic number.

It is not a de Polignac number, because 12020001129001 - 2¹⁷ = 12020000997929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12020001129001.

It is not a weakly prime, because it can be changed into another prime (12020001129401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010000564500 + 6010000564501.

It is an arithmetic number, because the mean of its divisors is an integer number (6010000564501).

Almost surely, 2^{12020001129001} is an apocalyptic number.

It is an amenable number.

12020001129001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020001129001 is an equidigital number, since it uses as much as digits as its factorization.

12020001129001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 12020001129001 in words is "twelve trillion, twenty billion, one million, one hundred twenty-nine thousand, one".