220402020242 has 16 divisors (see below), whose sum is σ = 337748313600. Its totient is φ = 107820793248.

The previous prime is 220402020239. The next prime is 220402020299. The reversal of 220402020242 is 242020204022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97898 + ... + 671109.

It is an arithmetic number, because the mean of its divisors is an integer number (21109269600).

Almost surely, 2^220402020242 is an apocalyptic number.

220402020242 is a deficient number, since it is larger than the sum of its proper divisors (117346293358).

220402020242 is a wasteful number, since it uses less digits than its factorization.

220402020242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772105.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 220402020242 its reverse (242020204022), we get a palindrome (462422224264).

The spelling of 220402020242 in words is "two hundred twenty billion, four hundred two million, twenty thousand, two hundred forty-two".