215224602001 has 2 divisors, whose sum is σ = 215224602002. Its totient is φ = 215224602000.

The previous prime is 215224601939. The next prime is 215224602037. The reversal of 215224602001 is 100206422512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207752728401 + 7471873600 = 455799^2 + 86440^2 .

It is a cyclic number.

It is not a de Polignac number, because 215224602001 - 2⁷ = 215224601873 is a prime.

It is not a weakly prime, because it can be changed into another prime (215224602041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107612301000 + 107612301001.

It is an arithmetic number, because the mean of its divisors is an integer number (107612301001).

Almost surely, 2^215224602001 is an apocalyptic number.

It is an amenable number.

215224602001 is a deficient number, since it is larger than the sum of its proper divisors (1).

215224602001 is an equidigital number, since it uses as much as digits as its factorization.

215224602001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 215224602001 in words is "two hundred fifteen billion, two hundred twenty-four million, six hundred two thousand, one".