1311211300130 has 16 divisors (see below), whose sum is σ = 2361571166520. Its totient is φ = 524175447552.

The previous prime is 1311211300117. The next prime is 1311211300141. The reversal of 1311211300130 is 310031121131.

It can be written as a sum of positive squares in 4 ways, for example, as 1304157148009 + 7054152121 = 1141997^2 + 83989^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1311211300099 and 1311211300108.

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, 38616245 + ... + 38650184.

Almost surely, 2^{1311211300130} is an apocalyptic number.

1311211300130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311211300130 is a deficient number, since it is larger than the sum of its proper divisors (1050359866390).

1311211300130 is a wasteful number, since it uses less digits than its factorization.

1311211300130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77268133.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1311211300130 its reverse (310031121131), we get a palindrome (1621242421261).

The spelling of 1311211300130 in words is "one trillion, three hundred eleven billion, two hundred eleven million, three hundred thousand, one hundred thirty".