20442000202242 has 32 divisors (see below), whose sum is σ = 42296668732800. Its totient is φ = 6578587292928.

The previous prime is 20442000202207. The next prime is 20442000202279. The reversal of 20442000202242 is 24220200024402.

It is a super-3 number, since 3×20442000202242³ (a number of 41 digits) contains 333 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1421742 + ... + 6550217.

It is an arithmetic number, because the mean of its divisors is an integer number (1321770897900).

Almost surely, 2^{20442000202242} is an apocalyptic number.

20442000202242 is an abundant number, since it is smaller than the sum of its proper divisors (21854668530558).

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

20442000202242 is a wasteful number, since it uses less digits than its factorization.

20442000202242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7986730.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 20442000202242 its reverse (24220200024402), we get a palindrome (44662200226644).

The spelling of 20442000202242 in words is "twenty trillion, four hundred forty-two billion, two hundred two thousand, two hundred forty-two".