233230340023157 has 2 divisors, whose sum is σ = 233230340023158. Its totient is φ = 233230340023156.

The previous prime is 233230340023123. The next prime is 233230340023181. The reversal of 233230340023157 is 751320043032332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161765482314436 + 71464857708721 = 12718706^2 + 8453689^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233230340023157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233230340023157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233230340023117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116615170011578 + 116615170011579.

It is an arithmetic number, because the mean of its divisors is an integer number (116615170011579).

Almost surely, 2^{233230340023157} is an apocalyptic number.

It is an amenable number.

233230340023157 is a deficient number, since it is larger than the sum of its proper divisors (1).

233230340023157 is an equidigital number, since it uses as much as digits as its factorization.

233230340023157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 38.

Adding to 233230340023157 its reverse (751320043032332), we get a palindrome (984550383055489).

The spelling of 233230340023157 in words is "two hundred thirty-three trillion, two hundred thirty billion, three hundred forty million, twenty-three thousand, one hundred fifty-seven".