12012223201001 has 2 divisors, whose sum is σ = 12012223201002. Its totient is φ = 12012223201000.

The previous prime is 12012223200983. The next prime is 12012223201009. The reversal of 12012223201001 is 10010232221021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6618147275776 + 5394075925225 = 2572576^2 + 2322515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12012223201001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12012223201009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006111600500 + 6006111600501.

It is an arithmetic number, because the mean of its divisors is an integer number (6006111600501).

Almost surely, 2^{12012223201001} is an apocalyptic number.

It is an amenable number.

12012223201001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012223201001 is an equidigital number, since it uses as much as digits as its factorization.

12012223201001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12012223201001 its reverse (10010232221021), we get a palindrome (22022455422022).

The spelling of 12012223201001 in words is "twelve trillion, twelve billion, two hundred twenty-three million, two hundred one thousand, one".