1110002001012 has 36 divisors (see below), whose sum is σ = 2953514098080. Its totient is φ = 350526947472.

The previous prime is 1110002001011. The next prime is 1110002001061. The reversal of 1110002001012 is 2101002000111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1110002000985 and 1110002001003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110002001011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 811404288 + ... + 811405655.

It is an arithmetic number, because the mean of its divisors is an integer number (82042058280).

Almost surely, 2^{1110002001012} is an apocalyptic number.

1110002001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1110002001012 is an abundant number, since it is smaller than the sum of its proper divisors (1843512097068).

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

1110002001012 is a wasteful number, since it uses less digits than its factorization.

1110002001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622809972 (or 1622809967 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1110002001012 its reverse (2101002000111), we get a palindrome (3211004001123).

Subtracting 1110002001012 from its reverse (2101002000111), we obtain a palindrome (990999999099).

The spelling of 1110002001012 in words is "one trillion, one hundred ten billion, two million, one thousand, twelve".