1013543203011 has 4 divisors (see below), whose sum is σ = 1351390937352. Its totient is φ = 675695468672.

The previous prime is 1013543203003. The next prime is 1013543203019. The reversal of 1013543203011 is 1103023453101.

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 (1013543203003) and next prime (1013543203019).

It is a cyclic number.

It is not a de Polignac number, because 1013543203011 - 2³ = 1013543203003 is a prime.

It is a super-2 number, since 2×1013543203011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013543203019) 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, 168923867166 + ... + 168923867171.

It is an arithmetic number, because the mean of its divisors is an integer number (337847734338).

Almost surely, 2^{1013543203011} is an apocalyptic number.

1013543203011 is a deficient number, since it is larger than the sum of its proper divisors (337847734341).

1013543203011 is an equidigital number, since it uses as much as digits as its factorization.

1013543203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337847734340.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 1013543203011 its reverse (1103023453101), we get a palindrome (2116566656112).

The spelling of 1013543203011 in words is "one trillion, thirteen billion, five hundred forty-three million, two hundred three thousand, eleven".