204111352004 has 48 divisors (see below), whose sum is σ = 426241200000. Its totient is φ = 85441936608.

The previous prime is 204111351973. The next prime is 204111352013. The reversal of 204111352004 is 400253111402.

It is a super-2 number, since 2×204111352004² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1670879 + ... + 1788870.

It is an arithmetic number, because the mean of its divisors is an integer number (8880025000).

Almost surely, 2^204111352004 is an apocalyptic number.

It is an amenable number.

204111352004 is an abundant number, since it is smaller than the sum of its proper divisors (222129847996).

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

204111352004 is a wasteful number, since it uses less digits than its factorization.

204111352004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3459817 (or 3459801 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 204111352004 its reverse (400253111402), we get a palindrome (604364463406).

The spelling of 204111352004 in words is "two hundred four billion, one hundred eleven million, three hundred fifty-two thousand, four".