1011120011012 has 12 divisors (see below), whose sum is σ = 1769981853696. Its totient is φ = 505410909960.

The previous prime is 1011120011009. The next prime is 1011120011017. The reversal of 1011120011012 is 2101100211101.

It is a junction number, because it is equal to n+sod(n) for n = 1011120010984 and 1011120011002.

It is not an unprimeable number, because it can be changed into a prime (1011120011017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37258628 + ... + 37285755.

It is an arithmetic number, because the mean of its divisors is an integer number (147498487808).

Almost surely, 2^{1011120011012} is an apocalyptic number.

It is an amenable number.

1011120011012 is a deficient number, since it is larger than the sum of its proper divisors (758861842684).

1011120011012 is a wasteful number, since it uses less digits than its factorization.

1011120011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74547778 (or 74547776 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1011120011012 its reverse (2101100211101), we get a palindrome (3112220222113).

The spelling of 1011120011012 in words is "one trillion, eleven billion, one hundred twenty million, eleven thousand, twelve".