1002100220012 has 24 divisors (see below), whose sum is σ = 1754674575360. Its totient is φ = 500764718160.

The previous prime is 1002100219987. The next prime is 1002100220059. The reversal of 1002100220012 is 2100220012001.

It is a happy number.

1002100220012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1002100219975 and 1002100220002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73208633 + ... + 73222319.

It is an arithmetic number, because the mean of its divisors is an integer number (73111440640).

Almost surely, 2^{1002100220012} is an apocalyptic number.

It is an amenable number.

1002100220012 is a deficient number, since it is larger than the sum of its proper divisors (752574355348).

1002100220012 is a wasteful number, since it uses less digits than its factorization.

1002100220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22781 (or 22779 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002100220012 its reverse (2100220012001), we get a palindrome (3102320232013).

The spelling of 1002100220012 in words is "one trillion, two billion, one hundred million, two hundred twenty thousand, twelve".