20042200404291 has 8 divisors (see below), whose sum is σ = 28778544170320. Its totient is φ = 12333661787232.

The previous prime is 20042200404229. The next prime is 20042200404313. The reversal of 20042200404291 is 19240400224002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20042200404291 - 2¹⁴ = 20042200387907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20042200404791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256951287196 + ... + 256951287273.

It is an arithmetic number, because the mean of its divisors is an integer number (3597318021290).

Almost surely, 2^{20042200404291} is an apocalyptic number.

20042200404291 is a deficient number, since it is larger than the sum of its proper divisors (8736343766029).

20042200404291 is a wasteful number, since it uses less digits than its factorization.

20042200404291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513902574485.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 20042200404291 its reverse (19240400224002), we get a palindrome (39282600628293).

The spelling of 20042200404291 in words is "twenty trillion, forty-two billion, two hundred million, four hundred four thousand, two hundred ninety-one".