312200023243 has 2 divisors, whose sum is σ = 312200023244. Its totient is φ = 312200023242.

The previous prime is 312200023147. The next prime is 312200023313. The reversal of 312200023243 is 342320002213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312200023243 - 2¹³ = 312200015051 is a prime.

It is not a weakly prime, because it can be changed into another prime (312200020243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156100011621 + 156100011622.

It is an arithmetic number, because the mean of its divisors is an integer number (156100011622).

Almost surely, 2^312200023243 is an apocalyptic number.

312200023243 is a deficient number, since it is larger than the sum of its proper divisors (1).

312200023243 is an equidigital number, since it uses as much as digits as its factorization.

312200023243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 312200023243 its reverse (342320002213), we get a palindrome (654520025456).

The spelling of 312200023243 in words is "three hundred twelve billion, two hundred million, twenty-three thousand, two hundred forty-three".