110601631221077 has 2 divisors, whose sum is σ = 110601631221078. Its totient is φ = 110601631221076.

The previous prime is 110601631221073. The next prime is 110601631221097. The reversal of 110601631221077 is 770122136106011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85967869996996 + 24633761224081 = 9271886^2 + 4963241^2 .

It is a cyclic number.

It is not a de Polignac number, because 110601631221077 - 2² = 110601631221073 is a prime.

It is a super-2 number, since 2×110601631221077² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110601631221077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110601631221073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55300815610538 + 55300815610539.

It is an arithmetic number, because the mean of its divisors is an integer number (55300815610539).

Almost surely, 2^{110601631221077} is an apocalyptic number.

It is an amenable number.

110601631221077 is a deficient number, since it is larger than the sum of its proper divisors (1).

110601631221077 is an equidigital number, since it uses as much as digits as its factorization.

110601631221077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 38.

Adding to 110601631221077 its reverse (770122136106011), we get a palindrome (880723767327088).

The spelling of 110601631221077 in words is "one hundred ten trillion, six hundred one billion, six hundred thirty-one million, two hundred twenty-one thousand, seventy-seven".