1201132110077 has 2 divisors, whose sum is σ = 1201132110078. Its totient is φ = 1201132110076.

The previous prime is 1201132110049. The next prime is 1201132110133. The reversal of 1201132110077 is 7700112311021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 931159381156 + 269972728921 = 964966^2 + 519589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201132110077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201132160077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600566055038 + 600566055039.

It is an arithmetic number, because the mean of its divisors is an integer number (600566055039).

Almost surely, 2^{1201132110077} is an apocalyptic number.

It is an amenable number.

1201132110077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201132110077 is an equidigital number, since it uses as much as digits as its factorization.

1201132110077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 26.

Adding to 1201132110077 its reverse (7700112311021), we get a palindrome (8901244421098).

The spelling of 1201132110077 in words is "one trillion, two hundred one billion, one hundred thirty-two million, one hundred ten thousand, seventy-seven".