1011110101097 has 2 divisors, whose sum is σ = 1011110101098. Its totient is φ = 1011110101096.

The previous prime is 1011110101061. The next prime is 1011110101159. The reversal of 1011110101097 is 7901010111101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010063190361 + 1046910736 = 1005019^2 + 32356^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011110101097 - 2²² = 1011105906793 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011110101007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505555050548 + 505555050549.

It is an arithmetic number, because the mean of its divisors is an integer number (505555050549).

Almost surely, 2^{1011110101097} is an apocalyptic number.

It is an amenable number.

1011110101097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011110101097 is an equidigital number, since it uses as much as digits as its factorization.

1011110101097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 23.

Adding to 1011110101097 its reverse (7901010111101), we get a palindrome (8912120212198).

The spelling of 1011110101097 in words is "one trillion, eleven billion, one hundred ten million, one hundred one thousand, ninety-seven".