1115117122 has 32 divisors (see below), whose sum is σ = 1927094400. Its totient is φ = 474059520.

The previous prime is 1115117111. The next prime is 1115117123. The reversal of 1115117122 is 2217115111.

It is a junction number, because it is equal to n+sod(n) for n = 1115117093 and 1115117102.

It is not an unprimeable number, because it can be changed into a prime (1115117123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1177053 + ... + 1177999.

It is an arithmetic number, because the mean of its divisors is an integer number (60221700).

Almost surely, 2^1115117122 is an apocalyptic number.

1115117122 is a deficient number, since it is larger than the sum of its proper divisors (811977278).

1115117122 is a wasteful number, since it uses less digits than its factorization.

1115117122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546.

The product of its digits is 140, while the sum is 22.

The square root of 1115117122 is about 33393.3694316701. The cubic root of 1115117122 is about 1036.9874364083.

The spelling of 1115117122 in words is "one billion, one hundred fifteen million, one hundred seventeen thousand, one hundred twenty-two".