43022100012 has 12 divisors (see below), whose sum is σ = 100384900056. Its totient is φ = 14340700000.

The previous prime is 43022099977. The next prime is 43022100031. The reversal of 43022100012 is 21000122034.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 43022099964 and 43022100000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1792587489 + ... + 1792587512.

It is an arithmetic number, because the mean of its divisors is an integer number (8365408338).

Almost surely, 2^43022100012 is an apocalyptic number.

It is an amenable number.

43022100012 is an abundant number, since it is smaller than the sum of its proper divisors (57362800044).

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

43022100012 is a wasteful number, since it uses less digits than its factorization.

43022100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3585175008 (or 3585175006 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 43022100012 its reverse (21000122034), we get a palindrome (64022222046).

The spelling of 43022100012 in words is "forty-three billion, twenty-two million, one hundred thousand, twelve".