1110020111077 has 2 divisors, whose sum is σ = 1110020111078. Its totient is φ = 1110020111076.

The previous prime is 1110020111069. The next prime is 1110020111113. The reversal of 1110020111077 is 7701110200111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1081369132321 + 28650978756 = 1039889^2 + 169266^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110020111077 - 2³ = 1110020111069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110020141077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555010055538 + 555010055539.

It is an arithmetic number, because the mean of its divisors is an integer number (555010055539).

Almost surely, 2^{1110020111077} is an apocalyptic number.

It is an amenable number.

1110020111077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110020111077 is an equidigital number, since it uses as much as digits as its factorization.

1110020111077 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 22.

Adding to 1110020111077 its reverse (7701110200111), we get a palindrome (8811130311188).

The spelling of 1110020111077 in words is "one trillion, one hundred ten billion, twenty million, one hundred eleven thousand, seventy-seven".