104220142 has 32 divisors (see below), whose sum is σ = 175140000. Its totient is φ = 46182528.

The previous prime is 104220133. The next prime is 104220161. The reversal of 104220142 is 241022401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208609 + ... + 209107.

It is an arithmetic number, because the mean of its divisors is an integer number (5473125).

Almost surely, 2^104220142 is an apocalyptic number.

104220142 is a deficient number, since it is larger than the sum of its proper divisors (70919858).

104220142 is a wasteful number, since it uses less digits than its factorization.

104220142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 104220142 is about 10208.8266710724. The cubic root of 104220142 is about 470.5985162111.

Adding to 104220142 its reverse (241022401), we get a palindrome (345242543).

The spelling of 104220142 in words is "one hundred four million, two hundred twenty thousand, one hundred forty-two".