1310220011011 has 4 divisors (see below), whose sum is σ = 1310235250312. Its totient is φ = 1310204771712.

The previous prime is 1310220010969. The next prime is 1310220011053. The reversal of 1310220011011 is 1101100220131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1310220010969) and next prime (1310220011053).

It is a cyclic number.

It is not a de Polignac number, because 1310220011011 - 2²¹ = 1310217913859 is a prime.

It is a super-2 number, since 2×1310220011011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1310220010982 and 1310220011000.

It is not an unprimeable number, because it can be changed into a prime (1310280011011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7489950 + ... + 7662883.

It is an arithmetic number, because the mean of its divisors is an integer number (327558812578).

Almost surely, 2^{1310220011011} is an apocalyptic number.

1310220011011 is a deficient number, since it is larger than the sum of its proper divisors (15239301).

1310220011011 is an equidigital number, since it uses as much as digits as its factorization.

1310220011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15239300.

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

Adding to 1310220011011 its reverse (1101100220131), we get a palindrome (2411320231142).

The spelling of 1310220011011 in words is "one trillion, three hundred ten billion, two hundred twenty million, eleven thousand, eleven".