1001202220012 has 24 divisors (see below), whose sum is σ = 1872188730720. Its totient is φ = 466831468800.

The previous prime is 1001202220001. The next prime is 1001202220033. The reversal of 1001202220012 is 2100222021001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1001202219974 and 1001202220001.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 67531864 + ... + 67546687.

It is an arithmetic number, because the mean of its divisors is an integer number (78007863780).

Almost surely, 2^{1001202220012} is an apocalyptic number.

It is an amenable number.

1001202220012 is a deficient number, since it is larger than the sum of its proper divisors (870986510708).

1001202220012 is a wasteful number, since it uses less digits than its factorization.

1001202220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135078681 (or 135078679 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1001202220012 its reverse (2100222021001), we get a palindrome (3101424241013).

The spelling of 1001202220012 in words is "one trillion, one billion, two hundred two million, two hundred twenty thousand, twelve".