215270232770323 has 4 divisors (see below), whose sum is σ = 220520726252568. Its totient is φ = 210019739288080.

The previous prime is 215270232770303. The next prime is 215270232770413. The reversal of 215270232770323 is 323077232072512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 215270232770323 - 2⁹ = 215270232769811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (215270232770303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2625246741061 + ... + 2625246741142.

It is an arithmetic number, because the mean of its divisors is an integer number (55130181563142).

Almost surely, 2^{215270232770323} is an apocalyptic number.

215270232770323 is a deficient number, since it is larger than the sum of its proper divisors (5250493482245).

215270232770323 is an equidigital number, since it uses as much as digits as its factorization.

215270232770323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250493482244.

The product of its (nonzero) digits is 1481760, while the sum is 46.

The spelling of 215270232770323 in words is "two hundred fifteen trillion, two hundred seventy billion, two hundred thirty-two million, seven hundred seventy thousand, three hundred twenty-three".