111328650869 has 2 divisors, whose sum is σ = 111328650870. Its totient is φ = 111328650868.

The previous prime is 111328650841. The next prime is 111328650877. The reversal of 111328650869 is 968056823111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104814062500 + 6514588369 = 323750^2 + 80713^2 .

It is a cyclic number.

It is not a de Polignac number, because 111328650869 - 2³⁶ = 42609174133 is a prime.

It is a super-2 number, since 2×111328650869² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111328650889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55664325434 + 55664325435.

It is an arithmetic number, because the mean of its divisors is an integer number (55664325435).

Almost surely, 2^111328650869 is an apocalyptic number.

It is an amenable number.

111328650869 is a deficient number, since it is larger than the sum of its proper divisors (1).

111328650869 is an equidigital number, since it uses as much as digits as its factorization.

111328650869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 111328650869 in words is "one hundred eleven billion, three hundred twenty-eight million, six hundred fifty thousand, eight hundred sixty-nine".