1011131104 has 24 divisors (see below), whose sum is σ = 2011192848. Its totient is φ = 500352000.

The previous prime is 1011131087. The next prime is 1011131137. The reversal of 1011131104 is 4011311101.

It is a happy number.

It is a super-2 number, since 2×1011131104² = 2044772218952517632, which contains 22 as substring.

It is a congruent number.

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, 159772 + ... + 165979.

It is an arithmetic number, because the mean of its divisors is an integer number (83799702).

Almost surely, 2^1011131104 is an apocalyptic number.

It is an amenable number.

1011131104 is a deficient number, since it is larger than the sum of its proper divisors (1000061744).

1011131104 is an equidigital number, since it uses as much as digits as its factorization.

1011131104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325858 (or 325850 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1011131104 is about 31798.2877526448. The cubic root of 1011131104 is about 1003.6966856760.

Adding to 1011131104 its reverse (4011311101), we get a palindrome (5022442205).

The spelling of 1011131104 in words is "one billion, eleven million, one hundred thirty-one thousand, one hundred four".