213301340143253 has 2 divisors, whose sum is σ = 213301340143254. Its totient is φ = 213301340143252.

The previous prime is 213301340143249. The next prime is 213301340143337. The reversal of 213301340143253 is 352341043103312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121965893929489 + 91335446213764 = 11043817^2 + 9556958^2 .

It is a cyclic number.

It is not a de Polignac number, because 213301340143253 - 2² = 213301340143249 is a prime.

It is a super-2 number, since 2×213301340143253² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213301340145253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106650670071626 + 106650670071627.

It is an arithmetic number, because the mean of its divisors is an integer number (106650670071627).

Almost surely, 2^{213301340143253} is an apocalyptic number.

It is an amenable number.

213301340143253 is a deficient number, since it is larger than the sum of its proper divisors (1).

213301340143253 is an equidigital number, since it uses as much as digits as its factorization.

213301340143253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 213301340143253 its reverse (352341043103312), we get a palindrome (565642383246565).

The spelling of 213301340143253 in words is "two hundred thirteen trillion, three hundred one billion, three hundred forty million, one hundred forty-three thousand, two hundred fifty-three".