1011110099977 has 2 divisors, whose sum is σ = 1011110099978. Its totient is φ = 1011110099976.

The previous prime is 1011110099921. The next prime is 1011110100023. The reversal of 1011110099977 is 7799900111101.

It is an a-pointer prime, because the next prime (1011110100023) can be obtained adding 1011110099977 to its sum of digits (46).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 644775274441 + 366334825536 = 802979^2 + 605256^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011110099977 - 2¹⁹ = 1011109575689 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011110099777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505555049988 + 505555049989.

It is an arithmetic number, because the mean of its divisors is an integer number (505555049989).

Almost surely, 2^{1011110099977} is an apocalyptic number.

It is an amenable number.

1011110099977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011110099977 is an equidigital number, since it uses as much as digits as its factorization.

1011110099977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 46.

The spelling of 1011110099977 in words is "one trillion, eleven billion, one hundred ten million, ninety-nine thousand, nine hundred seventy-seven".