215032510223 has 2 divisors, whose sum is σ = 215032510224. Its totient is φ = 215032510222.

The previous prime is 215032510219. The next prime is 215032510243. The reversal of 215032510223 is 322015230512.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 215032510223 - 2² = 215032510219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 215032510192 and 215032510201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215032510243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107516255111 + 107516255112.

It is an arithmetic number, because the mean of its divisors is an integer number (107516255112).

Almost surely, 2^215032510223 is an apocalyptic number.

215032510223 is a deficient number, since it is larger than the sum of its proper divisors (1).

215032510223 is an equidigital number, since it uses as much as digits as its factorization.

215032510223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 215032510223 its reverse (322015230512), we get a palindrome (537047740735).

The spelling of 215032510223 in words is "two hundred fifteen billion, thirty-two million, five hundred ten thousand, two hundred twenty-three".