204010101 has 12 divisors (see below), whose sum is σ = 304187520. Its totient is φ = 131619240.

The previous prime is 204010097. The next prime is 204010123. The reversal of 204010101 is 101010402.

It is a happy number.

204010101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204010101 - 2² = 204010097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

204010101 is a modest number, since divided by 10101 gives 204 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204010151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365331 + ... + 365888.

It is an arithmetic number, because the mean of its divisors is an integer number (25348960).

Almost surely, 2^204010101 is an apocalyptic number.

It is an amenable number.

204010101 is a deficient number, since it is larger than the sum of its proper divisors (100177419).

204010101 is a wasteful number, since it uses less digits than its factorization.

204010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731256 (or 731253 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 204010101 is about 14283.2104584369. The cubic root of 204010101 is about 588.6862475764.

Adding to 204010101 its reverse (101010402), we get a palindrome (305020503).

The spelling of 204010101 in words is "two hundred four million, ten thousand, one hundred one".