11031213330197 has 4 divisors (see below), whose sum is σ = 11031219997920. Its totient is φ = 11031206662476.

The previous prime is 11031213330191. The next prime is 11031213330259. The reversal of 11031213330197 is 79103331213011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11031213330197 - 2³⁶ = 10962493853461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031213330191) 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, 1233704 + ... + 4856382.

It is an arithmetic number, because the mean of its divisors is an integer number (2757804999480).

Almost surely, 2^{11031213330197} is an apocalyptic number.

It is an amenable number.

11031213330197 is a deficient number, since it is larger than the sum of its proper divisors (6667723).

11031213330197 is an equidigital number, since it uses as much as digits as its factorization.

11031213330197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6667722.

The product of its (nonzero) digits is 10206, while the sum is 35.

The spelling of 11031213330197 in words is "eleven trillion, thirty-one billion, two hundred thirteen million, three hundred thirty thousand, one hundred ninety-seven".