101143042 has 64 divisors (see below), whose sum is σ = 214502400. Its totient is φ = 34447680.

The previous prime is 101143019. The next prime is 101143057. The reversal of 101143042 is 240341101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36709 + ... + 39367.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^101143042 is an apocalyptic number.

101143042 is an abundant number, since it is smaller than the sum of its proper divisors (113359358).

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

101143042 is a wasteful number, since it uses less digits than its factorization.

101143042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 101143042 is about 10056.9897086554. The cubic root of 101143042 is about 465.9206978834.

Adding to 101143042 its reverse (240341101), we get a palindrome (341484143).

The spelling of 101143042 in words is "one hundred one million, one hundred forty-three thousand, forty-two".