11100001000061 has 2 divisors, whose sum is σ = 11100001000062. Its totient is φ = 11100001000060.

The previous prime is 11100001000019. The next prime is 11100001000093. The reversal of 11100001000061 is 16000010000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10994761747225 + 105239252836 = 3315835^2 + 324406^2 .

It is an emirp because it is prime and its reverse (16000010000111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11100001000061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100001000001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550000500030 + 5550000500031.

It is an arithmetic number, because the mean of its divisors is an integer number (5550000500031).

Almost surely, 2^{11100001000061} is an apocalyptic number.

It is an amenable number.

11100001000061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100001000061 is an equidigital number, since it uses as much as digits as its factorization.

11100001000061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11100001000061 its reverse (16000010000111), we get a palindrome (27100011000172).

The spelling of 11100001000061 in words is "eleven trillion, one hundred billion, one million, sixty-one", and thus it is an aban number.