1121121132 has 12 divisors (see below), whose sum is σ = 2615949336. Its totient is φ = 373707040.

The previous prime is 1121121103. The next prime is 1121121263. The reversal of 1121121132 is 2311211211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1121121132² = 2513825185233922848, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 46713369 + ... + 46713392.

It is an arithmetic number, because the mean of its divisors is an integer number (217995778).

Almost surely, 2^1121121132 is an apocalyptic number.

1121121132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121121132 is an abundant number, since it is smaller than the sum of its proper divisors (1494828204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121121132 is a wasteful number, since it uses less digits than its factorization.

1121121132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93426768 (or 93426766 counting only the distinct ones).

The product of its digits is 24, while the sum is 15.

The square root of 1121121132 is about 33483.1469847146. The cubic root of 1121121132 is about 1038.8452209610.

Adding to 1121121132 its reverse (2311211211), we get a palindrome (3432332343).

It can be divided in two parts, 1121121 and 132, that added together give a triangular number (1121253 = T₁₄₉₇).

The spelling of 1121121132 in words is "one billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred thirty-two".