1311311100002 has 8 divisors (see below), whose sum is σ = 2034793086300. Its totient is φ = 633046737904.

The previous prime is 1311311099999. The next prime is 1311311100049. The reversal of 1311311100002 is 2000011131131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1175812753801 + 135498346201 = 1084349^2 + 368101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1311311100002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11304405977 + ... + 11304406092.

Almost surely, 2^{1311311100002} is an apocalyptic number.

1311311100002 is a deficient number, since it is larger than the sum of its proper divisors (723481986298).

1311311100002 is a wasteful number, since it uses less digits than its factorization.

1311311100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22608812100.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1311311100002 its reverse (2000011131131), we get a palindrome (3311322231133).

The spelling of 1311311100002 in words is "one trillion, three hundred eleven billion, three hundred eleven million, one hundred thousand, two".