210002002001401 has 2 divisors, whose sum is σ = 210002002001402. Its totient is φ = 210002002001400.

The previous prime is 210002002001359. The next prime is 210002002001411. The reversal of 210002002001401 is 104100200200012.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166568036703376 + 43433965298025 = 12906124^2 + 6590445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210002002001401 is a prime.

It is not a weakly prime, because it can be changed into another prime (210002002001411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105001001000700 + 105001001000701.

It is an arithmetic number, because the mean of its divisors is an integer number (105001001000701).

Almost surely, 2^{210002002001401} is an apocalyptic number.

It is an amenable number.

210002002001401 is a deficient number, since it is larger than the sum of its proper divisors (1).

210002002001401 is an equidigital number, since it uses as much as digits as its factorization.

210002002001401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210002002001401 its reverse (104100200200012), we get a palindrome (314102202201413).

The spelling of 210002002001401 in words is "two hundred ten trillion, two billion, two million, one thousand, four hundred one".