204450102311 has 16 divisors (see below), whose sum is σ = 253119854400. Its totient is φ = 161762706144.

The previous prime is 204450102293. The next prime is 204450102331. The reversal of 204450102311 is 113201054402.

It is a de Polignac number, because none of the positive numbers 2^k-204450102311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204450102331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6631676 + ... + 6662433.

It is an arithmetic number, because the mean of its divisors is an integer number (15819990900).

Almost surely, 2^204450102311 is an apocalyptic number.

204450102311 is a deficient number, since it is larger than the sum of its proper divisors (48669752089).

204450102311 is an equidigital number, since it uses as much as digits as its factorization.

204450102311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13294155 (or 13294129 counting only the distinct ones).

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

Adding to 204450102311 its reverse (113201054402), we get a palindrome (317651156713).

The spelling of 204450102311 in words is "two hundred four billion, four hundred fifty million, one hundred two thousand, three hundred eleven".