1311000011002 has 48 divisors (see below), whose sum is σ = 2295524095488. Its totient is φ = 556761413120.

The previous prime is 1311000010933. The next prime is 1311000011021. The reversal of 1311000011002 is 2001100001131.

It is a self number, because there is not a number n which added to its sum of digits gives 1311000011002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118503 + ... + 1623589.

It is an arithmetic number, because the mean of its divisors is an integer number (47823418656).

Almost surely, 2^{1311000011002} is an apocalyptic number.

1311000011002 is a deficient number, since it is larger than the sum of its proper divisors (984524084486).

1311000011002 is a wasteful number, since it uses less digits than its factorization.

1311000011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505271 (or 1505254 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1311000011002 its reverse (2001100001131), we get a palindrome (3312100012133).

The spelling of 1311000011002 in words is "one trillion, three hundred eleven billion, eleven thousand, two".