1101115123 has 8 divisors (see below), whose sum is σ = 1141937280. Its totient is φ = 1060483200.

The previous prime is 1101115111. The next prime is 1101115139. The reversal of 1101115123 is 3215111011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101115123 - 2⁵ = 1101115091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101115097 and 1101115106.

It is not an unprimeable number, because it can be changed into a prime (1101110123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35715 + ... + 58972.

It is an arithmetic number, because the mean of its divisors is an integer number (142742160).

Almost surely, 2^1101115123 is an apocalyptic number.

1101115123 is a deficient number, since it is larger than the sum of its proper divisors (40822157).

1101115123 is an equidigital number, since it uses as much as digits as its factorization.

1101115123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95117.

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 1101115123 is about 33183.0547569087. The cubic root of 1101115123 is about 1032.6288216795.

Adding to 1101115123 its reverse (3215111011), we get a palindrome (4316226134).

The spelling of 1101115123 in words is "one billion, one hundred one million, one hundred fifteen thousand, one hundred twenty-three".