11120031012 has 12 divisors (see below), whose sum is σ = 25946739056. Its totient is φ = 3706677000.

The previous prime is 11120031001. The next prime is 11120031079. The reversal of 11120031012 is 21013002111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 926669251 = 11120031012 / (1 + 1 + 1 + 2 + 0 + 0 + 3 + 1 + 0 + 1 + 2).

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, 463334614 + ... + 463334637.

Almost surely, 2^11120031012 is an apocalyptic number.

11120031012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11120031012 is an abundant number, since it is smaller than the sum of its proper divisors (14826708044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11120031012 is a wasteful number, since it uses less digits than its factorization.

11120031012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926669258 (or 926669256 counting only the distinct ones).

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

Adding to 11120031012 its reverse (21013002111), we get a palindrome (32133033123).

The spelling of 11120031012 in words is "eleven billion, one hundred twenty million, thirty-one thousand, twelve".