2213160231157 has 2 divisors, whose sum is σ = 2213160231158. Its totient is φ = 2213160231156.

The previous prime is 2213160231059. The next prime is 2213160231169. The reversal of 2213160231157 is 7511320613122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1899749482596 + 313410748561 = 1378314^2 + 559831^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213160231157 - 2³¹ = 2211012747509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2213160231187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106580115578 + 1106580115579.

It is an arithmetic number, because the mean of its divisors is an integer number (1106580115579).

Almost surely, 2^{2213160231157} is an apocalyptic number.

It is an amenable number.

2213160231157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213160231157 is an equidigital number, since it uses as much as digits as its factorization.

2213160231157 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 34.

Adding to 2213160231157 its reverse (7511320613122), we get a palindrome (9724480844279).

The spelling of 2213160231157 in words is "two trillion, two hundred thirteen billion, one hundred sixty million, two hundred thirty-one thousand, one hundred fifty-seven".