1002202231312 has 10 divisors (see below), whose sum is σ = 1941766823198. Its totient is φ = 501101115648.

The previous prime is 1002202231279. The next prime is 1002202231333. The reversal of 1002202231312 is 2131322022001.

It can be written as a sum of positive squares in only one way, i.e., 993602265616 + 8599965696 = 996796^2 + 92736^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1002202231312.

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 as a sum of consecutive naturals, namely, 31318819713 + ... + 31318819744.

Almost surely, 2^{1002202231312} is an apocalyptic number.

It is an amenable number.

1002202231312 is a deficient number, since it is larger than the sum of its proper divisors (939564591886).

1002202231312 is an equidigital number, since it uses as much as digits as its factorization.

1002202231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62637639465 (or 62637639459 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1002202231312 its reverse (2131322022001), we get a palindrome (3133524253313).

The spelling of 1002202231312 in words is "one trillion, two billion, two hundred two million, two hundred thirty-one thousand, three hundred twelve".