1312200110011 has 16 divisors (see below), whose sum is σ = 1504257004800. Its totient is φ = 1121294351520.

The previous prime is 1312200110009. The next prime is 1312200110059. The reversal of 1312200110011 is 1100110022131.

It is a happy number.

It is not a de Polignac number, because 1312200110011 - 2¹ = 1312200110009 is a prime.

It is a Duffinian number.

1312200110011 is a modest number, since divided by 110011 gives 13122 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1312200109973 and 1312200110000.

It is not an unprimeable number, because it can be changed into a prime (1312200119011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13897840 + ... + 13991938.

It is an arithmetic number, because the mean of its divisors is an integer number (94016062800).

Almost surely, 2^{1312200110011} is an apocalyptic number.

1312200110011 is a deficient number, since it is larger than the sum of its proper divisors (192056894789).

1312200110011 is an equidigital number, since it uses as much as digits as its factorization.

1312200110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100194.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1312200110011 its reverse (1100110022131), we get a palindrome (2412310132142).

The spelling of 1312200110011 in words is "one trillion, three hundred twelve billion, two hundred million, one hundred ten thousand, eleven".