11112111092 has 6 divisors (see below), whose sum is σ = 19446194418. Its totient is φ = 5556055544.

The previous prime is 11112111091. The next prime is 11112111133. The reversal of 11112111092 is 29011121111.

It can be written as a sum of positive squares in only one way, i.e., 10858473616 + 253637476 = 104204^2 + 15926^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112111091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389013883 + ... + 1389013890.

It is an arithmetic number, because the mean of its divisors is an integer number (3241032403).

Almost surely, 2^11112111092 is an apocalyptic number.

It is an amenable number.

11112111092 is a deficient number, since it is larger than the sum of its proper divisors (8334083326).

11112111092 is a wasteful number, since it uses less digits than its factorization.

11112111092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778027777 (or 2778027775 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 11112111092 in words is "eleven billion, one hundred twelve million, one hundred eleven thousand, ninety-two".