1101201000077 has 2 divisors, whose sum is σ = 1101201000078. Its totient is φ = 1101201000076.

The previous prime is 1101201000061. The next prime is 1101201000127. The reversal of 1101201000077 is 7700001021011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1074894106441 + 26306893636 = 1036771^2 + 162194^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101201000077 - 2⁴ = 1101201000061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101201000577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550600500038 + 550600500039.

It is an arithmetic number, because the mean of its divisors is an integer number (550600500039).

Almost surely, 2^{1101201000077} is an apocalyptic number.

It is an amenable number.

1101201000077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101201000077 is an equidigital number, since it uses as much as digits as its factorization.

1101201000077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98, while the sum is 20.

Adding to 1101201000077 its reverse (7700001021011), we get a palindrome (8801202021088).

The spelling of 1101201000077 in words is "one trillion, one hundred one billion, two hundred one million, seventy-seven", and thus it is an aban number.