11315031122 has 8 divisors (see below), whose sum is σ = 17970931836. Its totient is φ = 5324720512.

The previous prime is 11315031103. The next prime is 11315031127. The reversal of 11315031122 is 22113051311.

It can be written as a sum of positive squares in 2 ways, for example, as 10978638841 + 336392281 = 104779^2 + 18341^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11315031094 and 11315031103.

It is not an unprimeable number, because it can be changed into a prime (11315031127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166397483 + ... + 166397550.

Almost surely, 2^11315031122 is an apocalyptic number.

11315031122 is a deficient number, since it is larger than the sum of its proper divisors (6655900714).

11315031122 is a wasteful number, since it uses less digits than its factorization.

11315031122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332795052.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 11315031122 its reverse (22113051311), we get a palindrome (33428082433).

The spelling of 11315031122 in words is "eleven billion, three hundred fifteen million, thirty-one thousand, one hundred twenty-two".