11131301032203 has 16 divisors (see below), whose sum is σ = 17143394103936. Its totient is φ = 6349405223040.

The previous prime is 11131301032097. The next prime is 11131301032219. The reversal of 11131301032203 is 30223010313111.

It is a happy number.

It is not a de Polignac number, because 11131301032203 - 2⁹ = 11131301031691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11131301032203.

It is not an unprimeable number, because it can be changed into a prime (11131301030203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9920945101 + ... + 9920946222.

It is an arithmetic number, because the mean of its divisors is an integer number (1071462131496).

Almost surely, 2^{11131301032203} is an apocalyptic number.

11131301032203 is a deficient number, since it is larger than the sum of its proper divisors (6012093071733).

11131301032203 is a wasteful number, since it uses less digits than its factorization.

11131301032203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19841891354.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11131301032203 its reverse (30223010313111), we get a palindrome (41354311345314).

The spelling of 11131301032203 in words is "eleven trillion, one hundred thirty-one billion, three hundred one million, thirty-two thousand, two hundred three".