11201011061 has 2 divisors, whose sum is σ = 11201011062. Its totient is φ = 11201011060.

The previous prime is 11201011057. The next prime is 11201011121. The reversal of 11201011061 is 16011010211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11018490961 + 182520100 = 104969^2 + 13510^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201011061 - 2² = 11201011057 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201014061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600505530 + 5600505531.

It is an arithmetic number, because the mean of its divisors is an integer number (5600505531).

Almost surely, 2^11201011061 is an apocalyptic number.

It is an amenable number.

11201011061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201011061 is an equidigital number, since it uses as much as digits as its factorization.

11201011061 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 14.

Adding to 11201011061 its reverse (16011010211), we get a palindrome (27212021272).

The spelling of 11201011061 in words is "eleven billion, two hundred one million, eleven thousand, sixty-one".