42201220402 has 16 divisors (see below), whose sum is σ = 69060009024. Its totient is φ = 19181410000.

The previous prime is 42201220381. The next prime is 42201220489. The reversal of 42201220402 is 20402210224.

It is a self number, because there is not a number n which added to its sum of digits gives 42201220402.

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 7 ways as a sum of consecutive naturals, for example, 585252 + ... + 653392.

It is an arithmetic number, because the mean of its divisors is an integer number (4316250564).

Almost surely, 2^42201220402 is an apocalyptic number.

42201220402 is a deficient number, since it is larger than the sum of its proper divisors (26858788622).

42201220402 is a wasteful number, since it uses less digits than its factorization.

42201220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96305.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 42201220402 its reverse (20402210224), we get a palindrome (62603430626).

The spelling of 42201220402 in words is "forty-two billion, two hundred one million, two hundred twenty thousand, four hundred two".