213030031002001 has 2 divisors, whose sum is σ = 213030031002002. Its totient is φ = 213030031002000.

The previous prime is 213030031001929. The next prime is 213030031002059. The reversal of 213030031002001 is 100200130030312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198492594787600 + 14537436214401 = 14088740^2 + 3812799^2 .

It is a cyclic number.

It is not a de Polignac number, because 213030031002001 - 2²⁵ = 213029997447569 is a prime.

It is not a weakly prime, because it can be changed into another prime (213030331002001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106515015501000 + 106515015501001.

It is an arithmetic number, because the mean of its divisors is an integer number (106515015501001).

Almost surely, 2^{213030031002001} is an apocalyptic number.

It is an amenable number.

213030031002001 is a deficient number, since it is larger than the sum of its proper divisors (1).

213030031002001 is an equidigital number, since it uses as much as digits as its factorization.

213030031002001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 213030031002001 its reverse (100200130030312), we get a palindrome (313230161032313).

The spelling of 213030031002001 in words is "two hundred thirteen trillion, thirty billion, thirty-one million, two thousand, one".