1120111012 has 24 divisors (see below), whose sum is σ = 1973950776. Its totient is φ = 556136448.

The previous prime is 1120110997. The next prime is 1120111019. The reversal of 1120111012 is 2101110211.

It can be written as a sum of positive squares in 4 ways, for example, as 3481956 + 1116629056 = 1866^2 + 33416^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1120111012.

It is not an unprimeable number, because it can be changed into a prime (1120111019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595818 + ... + 597694.

It is an arithmetic number, because the mean of its divisors is an integer number (82247949).

Almost surely, 2^1120111012 is an apocalyptic number.

It is an amenable number.

1120111012 is a deficient number, since it is larger than the sum of its proper divisors (853839764).

1120111012 is a wasteful number, since it uses less digits than its factorization.

1120111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847 (or 2845 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1120111012 is about 33468.0595792466. The cubic root of 1120111012 is about 1038.5331304959.

Adding to 1120111012 its reverse (2101110211), we get a palindrome (3221221223).

The spelling of 1120111012 in words is "one billion, one hundred twenty million, one hundred eleven thousand, twelve".