101044120513542 has 8 divisors (see below), whose sum is σ = 202088241027096. Its totient is φ = 33681373504512.

The previous prime is 101044120513537. The next prime is 101044120513549. The reversal of 101044120513542 is 245315021440101.

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

101044120513542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101044120513549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8420343376123 + ... + 8420343376134.

It is an arithmetic number, because the mean of its divisors is an integer number (25261030128387).

Almost surely, 2^{101044120513542} is an apocalyptic number.

101044120513542 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.

101044120513542 is a wasteful number, since it uses less digits than its factorization.

101044120513542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16840686752262.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 101044120513542 its reverse (245315021440101), we get a palindrome (346359141953643).

The spelling of 101044120513542 in words is "one hundred one trillion, forty-four billion, one hundred twenty million, five hundred thirteen thousand, five hundred forty-two".