43021020202 has 16 divisors (see below), whose sum is σ = 65459791872. Its totient is φ = 21201269040.

The previous prime is 43021020191. The next prime is 43021020223. The reversal of 43021020202 is 20202012034.

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, 456343 + ... + 542485.

It is an arithmetic number, because the mean of its divisors is an integer number (4091236992).

Almost surely, 2^43021020202 is an apocalyptic number.

43021020202 is a deficient number, since it is larger than the sum of its proper divisors (22438771670).

43021020202 is a wasteful number, since it uses less digits than its factorization.

43021020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89733.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 43021020202 its reverse (20202012034), we get a palindrome (63223032236).

The spelling of 43021020202 in words is "forty-three billion, twenty-one million, twenty thousand, two hundred two".