1002222012012 has 96 divisors (see below), whose sum is σ = 2707355212800. Its totient is φ = 285929782272.

The previous prime is 1002222011977. The next prime is 1002222012049. The reversal of 1002222012012 is 2102102222001.

It is a super-2 number, since 2×1002222012012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002222011982 and 1002222012000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3457837 + ... + 3736452.

It is an arithmetic number, because the mean of its divisors is an integer number (28201616800).

Almost surely, 2^{1002222012012} is an apocalyptic number.

1002222012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002222012012 is an abundant number, since it is smaller than the sum of its proper divisors (1705133200788).

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

1002222012012 is a wasteful number, since it uses less digits than its factorization.

1002222012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7194375 (or 7194373 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1002222012012 its reverse (2102102222001), we get a palindrome (3104324234013).

The spelling of 1002222012012 in words is "one trillion, two billion, two hundred twenty-two million, twelve thousand, twelve".