204402111233 has 8 divisors (see below), whose sum is σ = 209035795848. Its totient is φ = 199817985024.

The previous prime is 204402111223. The next prime is 204402111281. The reversal of 204402111233 is 332111204402.

It can be written as a sum of positive squares in 4 ways, for example, as 19212177664 + 185189933569 = 138608^2 + 430337^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 204402111233 - 2¹⁶ = 204402045697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204402111199 and 204402111208.

It is not an unprimeable number, because it can be changed into a prime (204402111223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12381260 + ... + 12397757.

It is an arithmetic number, because the mean of its divisors is an integer number (26129474481).

Almost surely, 2^204402111233 is an apocalyptic number.

It is an amenable number.

204402111233 is a deficient number, since it is larger than the sum of its proper divisors (4633684615).

204402111233 is a wasteful number, since it uses less digits than its factorization.

204402111233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24779203.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 204402111233 its reverse (332111204402), we get a palindrome (536513315635).

The spelling of 204402111233 in words is "two hundred four billion, four hundred two million, one hundred eleven thousand, two hundred thirty-three".