1112121092 has 12 divisors (see below), whose sum is σ = 1946822556. Its totient is φ = 555886080.

The previous prime is 1112121089. The next prime is 1112121103. The reversal of 1112121092 is 2901212111.

It can be written as a sum of positive squares in 2 ways, for example, as 1064455876 + 47665216 = 32626^2 + 6904^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28709 + ... + 55212.

It is an arithmetic number, because the mean of its divisors is an integer number (162235213).

Almost surely, 2^1112121092 is an apocalyptic number.

It is an amenable number.

1112121092 is a deficient number, since it is larger than the sum of its proper divisors (834701464).

1112121092 is a wasteful number, since it uses less digits than its factorization.

1112121092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87238 (or 87236 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

The square root of 1112121092 is about 33348.4796055232. The cubic root of 1112121092 is about 1036.0578981571.

It can be divided in two parts, 111212109 and 2, that added together give a palindrome (111212111).

The spelling of 1112121092 in words is "one billion, one hundred twelve million, one hundred twenty-one thousand, ninety-two".