204111442 has 16 divisors (see below), whose sum is σ = 310538592. Its totient is φ = 100604160.

The previous prime is 204111421. The next prime is 204111451. The reversal of 204111442 is 244111402.

204111442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×204111442² = 83322961510638728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94717 + ... + 96847.

It is an arithmetic number, because the mean of its divisors is an integer number (19408662).

Almost surely, 2^204111442 is an apocalyptic number.

204111442 is a deficient number, since it is larger than the sum of its proper divisors (106427150).

204111442 is a wasteful number, since it uses less digits than its factorization.

204111442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 204111442 is about 14286.7575747613. The cubic root of 204111442 is about 588.7837070930.

Adding to 204111442 its reverse (244111402), we get a palindrome (448222844).

The spelling of 204111442 in words is "two hundred four million, one hundred eleven thousand, four hundred forty-two".