101004021042 has 8 divisors (see below), whose sum is σ = 202008042096. Its totient is φ = 33668007012.

The previous prime is 101004021023. The next prime is 101004021047. The reversal of 101004021042 is 240120400101.

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

101004021042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (101004021047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8417001748 + ... + 8417001759.

It is an arithmetic number, because the mean of its divisors is an integer number (25251005262).

Almost surely, 2^101004021042 is an apocalyptic number.

101004021042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

101004021042 is a wasteful number, since it uses less digits than its factorization.

101004021042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16834003512.

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

Adding to 101004021042 its reverse (240120400101), we get a palindrome (341124421143).

The spelling of 101004021042 in words is "one hundred one billion, four million, twenty-one thousand, forty-two".