2312322203251 has 2 divisors, whose sum is σ = 2312322203252. Its totient is φ = 2312322203250.

The previous prime is 2312322203201. The next prime is 2312322203291. The reversal of 2312322203251 is 1523022232132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2312322203251 - 2²¹ = 2312320106099 is a prime.

It is not a weakly prime, because it can be changed into another prime (2312322203201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156161101625 + 1156161101626.

It is an arithmetic number, because the mean of its divisors is an integer number (1156161101626).

Almost surely, 2^{2312322203251} is an apocalyptic number.

2312322203251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312322203251 is an equidigital number, since it uses as much as digits as its factorization.

2312322203251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 2312322203251 its reverse (1523022232132), we get a palindrome (3835344435383).

The spelling of 2312322203251 in words is "two trillion, three hundred twelve billion, three hundred twenty-two million, two hundred three thousand, two hundred fifty-one".