204524121222 has 24 divisors (see below), whose sum is σ = 443324175840. Its totient is φ = 68145694800.

The previous prime is 204524121133. The next prime is 204524121239. The reversal of 204524121222 is 222121425402.

204524121222 is a `hidden beast` number, since 2 + 0 + 4 + 524 + 12 + 122 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2374197 + ... + 2458832.

It is an arithmetic number, because the mean of its divisors is an integer number (18471840660).

Almost surely, 2^204524121222 is an apocalyptic number.

204524121222 is an abundant number, since it is smaller than the sum of its proper divisors (238800054618).

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

204524121222 is a wasteful number, since it uses less digits than its factorization.

204524121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4835388 (or 4835385 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 204524121222 its reverse (222121425402), we get a palindrome (426645546624).

The spelling of 204524121222 in words is "two hundred four billion, five hundred twenty-four million, one hundred twenty-one thousand, two hundred twenty-two".