1311300311202 has 24 divisors (see below), whose sum is σ = 3247029342336. Its totient is φ = 374657231736.

The previous prime is 1311300311159. The next prime is 1311300311203. The reversal of 1311300311202 is 2021130031131.

1311300311202 is a `hidden beast` number, since 1 + 31 + 1 + 300 + 311 + 20 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1311300311203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5203572538 + ... + 5203572789.

It is an arithmetic number, because the mean of its divisors is an integer number (135292889264).

Almost surely, 2^{1311300311202} is an apocalyptic number.

1311300311202 is an abundant number, since it is smaller than the sum of its proper divisors (1935729031134).

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

1311300311202 is a wasteful number, since it uses less digits than its factorization.

1311300311202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10407145342 (or 10407145339 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1311300311202 its reverse (2021130031131), we get a palindrome (3332430342333).

The spelling of 1311300311202 in words is "one trillion, three hundred eleven billion, three hundred million, three hundred eleven thousand, two hundred two".