101030042 has 8 divisors (see below), whose sum is σ = 152961696. Its totient is φ = 50042812.

The previous prime is 101030021. The next prime is 101030057. The reversal of 101030042 is 240030101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235838 + ... + 236265.

It is an arithmetic number, because the mean of its divisors is an integer number (19120212).

Almost surely, 2^101030042 is an apocalyptic number.

101030042 is a deficient number, since it is larger than the sum of its proper divisors (51931654).

101030042 is a wasteful number, since it uses less digits than its factorization.

101030042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472212.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 101030042 is about 10051.3701553569. The cubic root of 101030042 is about 465.7471197607.

Adding to 101030042 its reverse (240030101), we get a palindrome (341060143).

The spelling of 101030042 in words is "one hundred one million, thirty thousand, forty-two".