111102099077 has 2 divisors, whose sum is σ = 111102099078. Its totient is φ = 111102099076.

The previous prime is 111102099067. The next prime is 111102099089. The reversal of 111102099077 is 770990201111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77133397441 + 33968701636 = 277729^2 + 184306^2 .

It is a cyclic number.

It is not a de Polignac number, because 111102099077 - 2¹⁶ = 111102033541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111102099077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111102099037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551049538 + 55551049539.

It is an arithmetic number, because the mean of its divisors is an integer number (55551049539).

Almost surely, 2^111102099077 is an apocalyptic number.

It is an amenable number.

111102099077 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102099077 is an equidigital number, since it uses as much as digits as its factorization.

111102099077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 38.

The spelling of 111102099077 in words is "one hundred eleven billion, one hundred two million, ninety-nine thousand, seventy-seven".