215066255003 has 2 divisors, whose sum is σ = 215066255004. Its totient is φ = 215066255002.

The previous prime is 215066254981. The next prime is 215066255071. The reversal of 215066255003 is 300552660512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 215066255003 - 2⁸ = 215066254747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (215066245003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107533127501 + 107533127502.

It is an arithmetic number, because the mean of its divisors is an integer number (107533127502).

Almost surely, 2^215066255003 is an apocalyptic number.

215066255003 is a deficient number, since it is larger than the sum of its proper divisors (1).

215066255003 is an equidigital number, since it uses as much as digits as its factorization.

215066255003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 215066255003 in words is "two hundred fifteen billion, sixty-six million, two hundred fifty-five thousand, three".