204101142 has 16 divisors (see below), whose sum is σ = 466516992. Its totient is φ = 58314600.

The previous prime is 204101141. The next prime is 204101143. The reversal of 204101142 is 241101402.

It is an interprime number because it is at equal distance from previous prime (204101141) and next prime (204101143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204101141) 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, 2429734 + ... + 2429817.

It is an arithmetic number, because the mean of its divisors is an integer number (29157312).

Almost surely, 2^204101142 is an apocalyptic number.

204101142 is an abundant number, since it is smaller than the sum of its proper divisors (262415850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204101142 is a wasteful number, since it uses less digits than its factorization.

204101142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4859563.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 204101142 is about 14286.3970965391. The cubic root of 204101142 is about 588.7738030684.

Adding to 204101142 its reverse (241101402), we get a palindrome (445202544).

The spelling of 204101142 in words is "two hundred four million, one hundred one thousand, one hundred forty-two".