2112140432 has 10 divisors (see below), whose sum is σ = 4092272118. Its totient is φ = 1056070208.

The previous prime is 2112140419. The next prime is 2112140477. The reversal of 2112140432 is 2340412112.

It can be written as a sum of positive squares in only one way, i.e., 1461074176 + 651066256 = 38224^2 + 25516^2 .

It is a super-2 number, since 2×2112140432² = 8922274408978293248, 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, 66004373 + ... + 66004404.

Almost surely, 2^2112140432 is an apocalyptic number.

It is an amenable number.

2112140432 is a deficient number, since it is larger than the sum of its proper divisors (1980131686).

2112140432 is a wasteful number, since it uses less digits than its factorization.

2112140432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132008785 (or 132008779 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2112140432 is about 45958.0290264933. The cubic root of 2112140432 is about 1283.0421682659.

Adding to 2112140432 its reverse (2340412112), we get a palindrome (4452552544).

The spelling of 2112140432 in words is "two billion, one hundred twelve million, one hundred forty thousand, four hundred thirty-two".