1111131122 has 8 divisors (see below), whose sum is σ = 1667774556. Its totient is φ = 555206272.

The previous prime is 1111131113. The next prime is 1111131139. The reversal of 1111131122 is 2211311111.

It can be written as a sum of positive squares in 2 ways, for example, as 1110955561 + 175561 = 33331^2 + 419^2 .

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

It is a super-2 number, since 2×1111131122² = 2469224740553957768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111131097 and 1111131106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175763 + ... + 181974.

Almost surely, 2^1111131122 is an apocalyptic number.

1111131122 is a deficient number, since it is larger than the sum of its proper divisors (556643434).

1111131122 is a wasteful number, since it uses less digits than its factorization.

1111131122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359292.

The product of its digits is 12, while the sum is 14.

The square root of 1111131122 is about 33333.6334953152. The cubic root of 1111131122 is about 1035.7503864624.

Adding to 1111131122 its reverse (2211311111), we get a palindrome (3322442233).

The spelling of 1111131122 in words is "one billion, one hundred eleven million, one hundred thirty-one thousand, one hundred twenty-two".