2112521132 has 6 divisors (see below), whose sum is σ = 3696911988. Its totient is φ = 1056260564.

The previous prime is 2112521093. The next prime is 2112521161. The reversal of 2112521132 is 2311252112.

It is a super-2 number, since 2×2112521132² = 8925491066293122848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264065138 + ... + 264065145.

It is an arithmetic number, because the mean of its divisors is an integer number (616151998).

Almost surely, 2^2112521132 is an apocalyptic number.

It is an amenable number.

2112521132 is a deficient number, since it is larger than the sum of its proper divisors (1584390856).

2112521132 is a wasteful number, since it uses less digits than its factorization.

2112521132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528130287 (or 528130285 counting only the distinct ones).

The product of its digits is 240, while the sum is 20.

The square root of 2112521132 is about 45962.1706624045. The cubic root of 2112521132 is about 1283.1192503895.

Adding to 2112521132 its reverse (2311252112), we get a palindrome (4423773244).

The spelling of 2112521132 in words is "two billion, one hundred twelve million, five hundred twenty-one thousand, one hundred thirty-two".