1011320117 has 2 divisors, whose sum is σ = 1011320118. Its totient is φ = 1011320116.

The previous prime is 1011320111. The next prime is 1011320179. The reversal of 1011320117 is 7110231101.

1011320117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 987593476 + 23726641 = 31426^2 + 4871^2 .

It is an emirp because it is prime and its reverse (7110231101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011320117 - 2⁸ = 1011319861 is a prime.

It is a super-4 number, since 4×1011320117⁴ (a number of 37 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011320095 and 1011320104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011320111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505660058 + 505660059.

It is an arithmetic number, because the mean of its divisors is an integer number (505660059).

Almost surely, 2^1011320117 is an apocalyptic number.

It is an amenable number.

1011320117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011320117 is an equidigital number, since it uses as much as digits as its factorization.

1011320117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 17.

The square root of 1011320117 is about 31801.2596763084. The cubic root of 1011320117 is about 1003.7592228686.

Adding to 1011320117 its reverse (7110231101), we get a palindrome (8121551218).

The spelling of 1011320117 in words is "one billion, eleven million, three hundred twenty thousand, one hundred seventeen".