1100010012 has 12 divisors (see below), whose sum is σ = 2566690056. Its totient is φ = 366670000.

The previous prime is 1100010001. The next prime is 1100010019. The reversal of 1100010012 is 2100100011.

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 (6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100010019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 45833739 + ... + 45833762.

It is an arithmetic number, because the mean of its divisors is an integer number (213890838).

Almost surely, 2^1100010012 is an apocalyptic number.

1100010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100010012 is an abundant number, since it is smaller than the sum of its proper divisors (1466680044).

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

1100010012 is a wasteful number, since it uses less digits than its factorization.

1100010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91667508 (or 91667506 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1100010012 is about 33166.3988397896. The cubic root of 1100010012 is about 1032.2832473222.

Adding to 1100010012 its reverse (2100100011), we get a palindrome (3200110023).

It can be divided in two parts, 11000 and 10012, that added together give a palindrome (21012).

The spelling of 1100010012 in words is "one billion, one hundred million, ten thousand, twelve".