1103001142013 has 4 divisors (see below), whose sum is σ = 1103182294620. Its totient is φ = 1102819989408.

The previous prime is 1103001142003. The next prime is 1103001142021. The reversal of 1103001142013 is 3102411003011.

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 182249586649 + 920751555364 = 426907^2 + 959558^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103001142013 - 2⁸ = 1103001141757 is a prime.

It is a super-2 number, since 2×1103001142013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1103001141982 and 1103001142000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103001142003) 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, 90567170 + ... + 90579347.

It is an arithmetic number, because the mean of its divisors is an integer number (275795573655).

Almost surely, 2^{1103001142013} is an apocalyptic number.

It is an amenable number.

1103001142013 is a deficient number, since it is larger than the sum of its proper divisors (181152607).

1103001142013 is an equidigital number, since it uses as much as digits as its factorization.

1103001142013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181152606.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1103001142013 its reverse (3102411003011), we get a palindrome (4205412145024).

The spelling of 1103001142013 in words is "one trillion, one hundred three billion, one million, one hundred forty-two thousand, thirteen".