2152126112 has 12 divisors (see below), whose sum is σ = 4236998346. Its totient is φ = 1076063040.

The previous prime is 2152126111. The next prime is 2152126117. The reversal of 2152126112 is 2116212512.

It can be written as a sum of positive squares in only one way, i.e., 1474252816 + 677873296 = 38396^2 + 26036^2 .

It is not an unprimeable number, because it can be changed into a prime (2152126111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33626939 + ... + 33627002.

Almost surely, 2^2152126112 is an apocalyptic number.

It is an amenable number.

2152126112 is a deficient number, since it is larger than the sum of its proper divisors (2084872234).

2152126112 is an equidigital number, since it uses as much as digits as its factorization.

2152126112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67253951 (or 67253943 counting only the distinct ones).

The product of its digits is 480, while the sum is 23.

The square root of 2152126112 is about 46391.0132676578. The cubic root of 2152126112 is about 1291.0881814182.

Adding to 2152126112 its reverse (2116212512), we get a palindrome (4268338624).

The spelling of 2152126112 in words is "two billion, one hundred fifty-two million, one hundred twenty-six thousand, one hundred twelve".