42543012022 has 16 divisors (see below), whose sum is σ = 73031212800. Its totient is φ = 18207635688.

The previous prime is 42543011969. The next prime is 42543012049. The reversal of 42543012022 is 22021034524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2079772 + ... + 2100127.

It is an arithmetic number, because the mean of its divisors is an integer number (4564450800).

Almost surely, 2^42543012022 is an apocalyptic number.

42543012022 is a deficient number, since it is larger than the sum of its proper divisors (30488200778).

42543012022 is a wasteful number, since it uses less digits than its factorization.

42543012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180635.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 42543012022 its reverse (22021034524), we get a palindrome (64564046546).

The spelling of 42543012022 in words is "forty-two billion, five hundred forty-three million, twelve thousand, twenty-two".