11201210131 has 2 divisors, whose sum is σ = 11201210132. Its totient is φ = 11201210130.

The previous prime is 11201210117. The next prime is 11201210213. The reversal of 11201210131 is 13101210211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11201210131 - 2²⁵ = 11167655699 is a prime.

It is a super-2 number, since 2×11201210131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11201210731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600605065 + 5600605066.

It is an arithmetic number, because the mean of its divisors is an integer number (5600605066).

Almost surely, 2^11201210131 is an apocalyptic number.

11201210131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201210131 is an equidigital number, since it uses as much as digits as its factorization.

11201210131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11201210131 its reverse (13101210211), we get a palindrome (24302420342).

The spelling of 11201210131 in words is "eleven billion, two hundred one million, two hundred ten thousand, one hundred thirty-one".