1011131012 has 24 divisors (see below), whose sum is σ = 1816055640. Its totient is φ = 492304640.

The previous prime is 1011130997. The next prime is 1011131029. The reversal of 1011131012 is 2101311101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 131652676 + 879478336 = 11474^2 + 29656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1011130984 and 1011131002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85814 + ... + 96882.

It is an arithmetic number, because the mean of its divisors is an integer number (75668985).

Almost surely, 2^1011131012 is an apocalyptic number.

It is an amenable number.

1011131012 is a deficient number, since it is larger than the sum of its proper divisors (804924628).

1011131012 is a wasteful number, since it uses less digits than its factorization.

1011131012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11671 (or 11669 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1011131012 is about 31798.2863060260. The cubic root of 1011131012 is about 1003.6966552348.

Adding to 1011131012 its reverse (2101311101), we get a palindrome (3112442113).

The spelling of 1011131012 in words is "one billion, eleven million, one hundred thirty-one thousand, twelve".