22230355157 has 2 divisors, whose sum is σ = 22230355158. Its totient is φ = 22230355156.

The previous prime is 22230355123. The next prime is 22230355193. The reversal of 22230355157 is 75155303222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11735172241 + 10495182916 = 108329^2 + 102446^2 .

It is a cyclic number.

It is not a de Polignac number, because 22230355157 - 2¹⁶ = 22230289621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22230315157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115177578 + 11115177579.

It is an arithmetic number, because the mean of its divisors is an integer number (11115177579).

Almost surely, 2^22230355157 is an apocalyptic number.

It is an amenable number.

22230355157 is a deficient number, since it is larger than the sum of its proper divisors (1).

22230355157 is an equidigital number, since it uses as much as digits as its factorization.

22230355157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 35.

Adding to 22230355157 its reverse (75155303222), we get a palindrome (97385658379).

The spelling of 22230355157 in words is "twenty-two billion, two hundred thirty million, three hundred fifty-five thousand, one hundred fifty-seven".