1121112210077 has 2 divisors, whose sum is σ = 1121112210078. Its totient is φ = 1121112210076.

The previous prime is 1121112210061. The next prime is 1121112210107. The reversal of 1121112210077 is 7700122111211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1097914178596 + 23198031481 = 1047814^2 + 152309^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121112210077 - 2⁴ = 1121112210061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121112270077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560556105038 + 560556105039.

It is an arithmetic number, because the mean of its divisors is an integer number (560556105039).

Almost surely, 2^{1121112210077} is an apocalyptic number.

It is an amenable number.

1121112210077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121112210077 is an equidigital number, since it uses as much as digits as its factorization.

1121112210077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 26.

Adding to 1121112210077 its reverse (7700122111211), we get a palindrome (8821234321288).

The spelling of 1121112210077 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, two hundred ten thousand, seventy-seven".