11203020131131 has 8 divisors (see below), whose sum is σ = 11230262935920. Its totient is φ = 11175783639552.

The previous prime is 11203020131123. The next prime is 11203020131137. The reversal of 11203020131131 is 13113102030211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11203020131131 - 2³ = 11203020131123 is a prime.

It is a super-2 number, since 2×11203020131131² (a number of 27 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 = 11203020131099 and 11203020131108.

It is not an unprimeable number, because it can be changed into a prime (11203020131137) 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 7 ways as a sum of consecutive naturals, for example, 1984851 + ... + 5132803.

It is an arithmetic number, because the mean of its divisors is an integer number (1403782866990).

Almost surely, 2^{11203020131131} is an apocalyptic number.

11203020131131 is a deficient number, since it is larger than the sum of its proper divisors (27242804789).

11203020131131 is an equidigital number, since it uses as much as digits as its factorization.

11203020131131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156605.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11203020131131 its reverse (13113102030211), we get a palindrome (24316122161342).

The spelling of 11203020131131 in words is "eleven trillion, two hundred three billion, twenty million, one hundred thirty-one thousand, one hundred thirty-one".