204111323432 has 32 divisors (see below), whose sum is σ = 386288613480. Its totient is φ = 101105418240.

The previous prime is 204111323411. The next prime is 204111323447. The reversal of 204111323432 is 234323111402.

It can be written as a sum of positive squares in 4 ways, for example, as 115196432836 + 88914890596 = 339406^2 + 298186^2 .

It is a super-2 number, since 2×204111323432² (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 7 ways as a sum of consecutive naturals, for example, 97838 + ... + 646370.

Almost surely, 2^204111323432 is an apocalyptic number.

It is an amenable number.

204111323432 is a deficient number, since it is larger than the sum of its proper divisors (182177290048).

204111323432 is a wasteful number, since it uses less digits than its factorization.

204111323432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548973 (or 548969 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 204111323432 its reverse (234323111402), we get a palindrome (438434434834).

The spelling of 204111323432 in words is "two hundred four billion, one hundred eleven million, three hundred twenty-three thousand, four hundred thirty-two".