2302111323257 has 2 divisors, whose sum is σ = 2302111323258. Its totient is φ = 2302111323256.

The previous prime is 2302111323181. The next prime is 2302111323263. The reversal of 2302111323257 is 7523231112032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1418776383376 + 883334939881 = 1191124^2 + 939859^2 .

It is a cyclic number.

It is not a de Polignac number, because 2302111323257 - 2¹⁰ = 2302111322233 is a prime.

It is not a weakly prime, because it can be changed into another prime (2302111326257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151055661628 + 1151055661629.

It is an arithmetic number, because the mean of its divisors is an integer number (1151055661629).

Almost surely, 2^{2302111323257} is an apocalyptic number.

It is an amenable number.

2302111323257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2302111323257 is an equidigital number, since it uses as much as digits as its factorization.

2302111323257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 2302111323257 its reverse (7523231112032), we get a palindrome (9825342435289).

The spelling of 2302111323257 in words is "two trillion, three hundred two billion, one hundred eleven million, three hundred twenty-three thousand, two hundred fifty-seven".