204030103100311 has 16 divisors (see below), whose sum is σ = 205005867010560. Its totient is φ = 203055940336480.

The previous prime is 204030103100279. The next prime is 204030103100371. The reversal of 204030103100311 is 113001301030402.

It is a cyclic number.

It is not a de Polignac number, because 204030103100311 - 2⁵ = 204030103100279 is a prime.

It is a super-2 number, since 2×204030103100311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204030103100371) 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, 1278072045 + ... + 1278231673.

It is an arithmetic number, because the mean of its divisors is an integer number (12812866688160).

Almost surely, 2^{204030103100311} is an apocalyptic number.

204030103100311 is a deficient number, since it is larger than the sum of its proper divisors (975763910249).

204030103100311 is a wasteful number, since it uses less digits than its factorization.

204030103100311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164606.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 204030103100311 its reverse (113001301030402), we get a palindrome (317031404130713).

The spelling of 204030103100311 in words is "two hundred four trillion, thirty billion, one hundred three million, one hundred thousand, three hundred eleven".