1111120012 has 6 divisors (see below), whose sum is σ = 1944460028. Its totient is φ = 555560004.

The previous prime is 1111120009. The next prime is 1111120013. The reversal of 1111120012 is 2100211111.

It is not an unprimeable number, because it can be changed into a prime (1111120013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138889998 + ... + 138890005.

Almost surely, 2^1111120012 is an apocalyptic number.

It is an amenable number.

1111120012 is a deficient number, since it is larger than the sum of its proper divisors (833340016).

1111120012 is a wasteful number, since it uses less digits than its factorization.

1111120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277780007 (or 277780005 counting only the distinct ones).

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

The square root of 1111120012 is about 33333.4668463993. The cubic root of 1111120012 is about 1035.7469343570.

Adding to 1111120012 its reverse (2100211111), we get a palindrome (3211331123).

The spelling of 1111120012 in words is "one billion, one hundred eleven million, one hundred twenty thousand, twelve".