1002201210988 has 24 divisors (see below), whose sum is σ = 1759616142480. Its totient is φ = 499455452160.

The previous prime is 1002201210961. The next prime is 1002201211003. The reversal of 1002201210988 is 8890121022001.

It is a super-2 number, since 2×1002201210988² (a number of 25 digits) contains 22 as substring.

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, 2141508 + ... + 2567188.

It is an arithmetic number, because the mean of its divisors is an integer number (73317339270).

Almost surely, 2^{1002201210988} is an apocalyptic number.

It is an amenable number.

1002201210988 is a deficient number, since it is larger than the sum of its proper divisors (757414931492).

1002201210988 is a wasteful number, since it uses less digits than its factorization.

1002201210988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427617 (or 427615 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 34.

Adding to 1002201210988 its reverse (8890121022001), we get a palindrome (9892322232989).

The spelling of 1002201210988 in words is "one trillion, two billion, two hundred one million, two hundred ten thousand, nine hundred eighty-eight".