2043212140 has 12 divisors (see below), whose sum is σ = 4290745536. Its totient is φ = 817284848.

The previous prime is 2043212069. The next prime is 2043212189. The reversal of 2043212140 is 412123402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51080284 + ... + 51080323.

It is an arithmetic number, because the mean of its divisors is an integer number (357562128).

Almost surely, 2^2043212140 is an apocalyptic number.

2043212140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043212140 is an abundant number, since it is smaller than the sum of its proper divisors (2247533396).

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

2043212140 is a wasteful number, since it uses less digits than its factorization.

2043212140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102160616 (or 102160614 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2043212140 is about 45201.9041634310. The cubic root of 2043212140 is about 1268.9304529826.

Adding to 2043212140 its reverse (412123402), we get a palindrome (2455335542).

The spelling of 2043212140 in words is "two billion, forty-three million, two hundred twelve thousand, one hundred forty".