11110999999969 has 2 divisors, whose sum is σ = 11110999999970. Its totient is φ = 11110999999968.

The previous prime is 11110999999961. The next prime is 11111000000003. The reversal of 11110999999969 is 96999999901111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9842099132944 + 1268900867025 = 3137212^2 + 1126455^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110999999969 - 2³ = 11110999999961 is a prime.

It is a super-2 number, since 2×11110999999969² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11110999999892 and 11110999999901.

It is not a weakly prime, because it can be changed into another prime (11110999999961) 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, 5555499999984 + 5555499999985.

It is an arithmetic number, because the mean of its divisors is an integer number (5555499999985).

Almost surely, 2^{11110999999969} is an apocalyptic number.

It is an amenable number.

11110999999969 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110999999969 is an equidigital number, since it uses as much as digits as its factorization.

11110999999969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258280326, while the sum is 82.

The spelling of 11110999999969 in words is "eleven trillion, one hundred ten billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred sixty-nine".