204820022254 has 8 divisors (see below), whose sum is σ = 307893598560. Its totient is φ = 102188822736.

The previous prime is 204820022203. The next prime is 204820022317. The reversal of 204820022254 is 452220028402.

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

It is a super-2 number, since 2×204820022254² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110593039 + ... + 110594890.

It is an arithmetic number, because the mean of its divisors is an integer number (38486699820).

Almost surely, 2^204820022254 is an apocalyptic number.

204820022254 is a deficient number, since it is larger than the sum of its proper divisors (103073576306).

204820022254 is a wasteful number, since it uses less digits than its factorization.

204820022254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221188394.

The product of its (nonzero) digits is 20480, while the sum is 31.

The spelling of 204820022254 in words is "two hundred four billion, eight hundred twenty million, twenty-two thousand, two hundred fifty-four".