1310001011101 has 4 divisors (see below), whose sum is σ = 1310007059100. Its totient is φ = 1309994963104.

The previous prime is 1310001011087. The next prime is 1310001011117. The reversal of 1310001011101 is 1011101000131.

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

It can be written as a sum of positive squares in 2 ways, for example, as 297510248025 + 1012490763076 = 545445^2 + 1006226^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310001011101 - 2¹³ = 1310001002909 is a prime.

It is a super-2 number, since 2×1310001011101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310001011131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2686546 + ... + 3136483.

It is an arithmetic number, because the mean of its divisors is an integer number (327501764775).

Almost surely, 2^{1310001011101} is an apocalyptic number.

It is an amenable number.

1310001011101 is a deficient number, since it is larger than the sum of its proper divisors (6047999).

1310001011101 is an equidigital number, since it uses as much as digits as its factorization.

1310001011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6047998.

The product of its (nonzero) digits is 3, while the sum is 10.

Adding to 1310001011101 its reverse (1011101000131), we get a palindrome (2321102011232).

The spelling of 1310001011101 in words is "one trillion, three hundred ten billion, one million, eleven thousand, one hundred one".