11203132213 has 16 divisors (see below), whose sum is σ = 13793068800. Its totient is φ = 8861060736.

The previous prime is 11203132159. The next prime is 11203132231. The reversal of 11203132213 is 31223130211.

It is a cyclic number.

It is not a de Polignac number, because 11203132213 - 2²¹ = 11201035061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203133213) 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, 277488 + ... + 315286.

It is an arithmetic number, because the mean of its divisors is an integer number (862066800).

Almost surely, 2^11203132213 is an apocalyptic number.

11203132213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11203132213 is a deficient number, since it is larger than the sum of its proper divisors (2589936587).

11203132213 is a wasteful number, since it uses less digits than its factorization.

11203132213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41076.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11203132213 its reverse (31223130211), we get a palindrome (42426262424).

The spelling of 11203132213 in words is "eleven billion, two hundred three million, one hundred thirty-two thousand, two hundred thirteen".