1121121032 has 16 divisors (see below), whose sum is σ = 2225755260. Its totient is φ = 527586304.

The previous prime is 1121121019. The next prime is 1121121103. The reversal of 1121121032 is 2301211211.

It can be written as a sum of positive squares in 2 ways, for example, as 937951876 + 183169156 = 30626^2 + 13534^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1121120998 and 1121121016.

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, 4121633 + ... + 4121904.

Almost surely, 2^1121121032 is an apocalyptic number.

It is an amenable number.

1121121032 is a deficient number, since it is larger than the sum of its proper divisors (1104634228).

1121121032 is a wasteful number, since it uses less digits than its factorization.

1121121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8243560 (or 8243556 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1121121032 is about 33483.1454914260. The cubic root of 1121121032 is about 1038.8451900739.

Adding to 1121121032 its reverse (2301211211), we get a palindrome (3422332243).

The spelling of 1121121032 in words is "one billion, one hundred twenty-one million, one hundred twenty-one thousand, thirty-two".