1111121092 has 12 divisors (see below), whose sum is σ = 1946430976. Its totient is φ = 554997960.

The previous prime is 1111121087. The next prime is 1111121113. The reversal of 1111121092 is 2901211111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136188 + ... + 144115.

Almost surely, 2^1111121092 is an apocalyptic number.

It is an amenable number.

1111121092 is a deficient number, since it is larger than the sum of its proper divisors (835309884).

1111121092 is a wasteful number, since it uses less digits than its factorization.

1111121092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281298 (or 281296 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 19.

The square root of 1111121092 is about 33333.4830463305. The cubic root of 1111121092 is about 1035.7472699362.

The spelling of 1111121092 in words is "one billion, one hundred eleven million, one hundred twenty-one thousand, ninety-two".