2152043212 has 24 divisors (see below), whose sum is σ = 4164732432. Its totient is φ = 964800000.

The previous prime is 2152043203. The next prime is 2152043233. The reversal of 2152043212 is 2123402512.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 331789 + ... + 338212.

It is an arithmetic number, because the mean of its divisors is an integer number (173530518).

Almost surely, 2^2152043212 is an apocalyptic number.

2152043212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2152043212 is a deficient number, since it is larger than the sum of its proper divisors (2012689220).

2152043212 is a wasteful number, since it uses less digits than its factorization.

2152043212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670089 (or 670087 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2152043212 is about 46390.1197670366. The cubic root of 2152043212 is about 1291.0716036127.

Adding to 2152043212 its reverse (2123402512), we get a palindrome (4275445724).

The spelling of 2152043212 in words is "two billion, one hundred fifty-two million, forty-three thousand, two hundred twelve".