100011100101042 has 16 divisors (see below), whose sum is σ = 215408523294720. Its totient is φ = 30772646184912.

The previous prime is 100011100101041. The next prime is 100011100101071. The reversal of 100011100101042 is 240101001110001.

It is a super-3 number, since 3×100011100101042³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (100011100101041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641096795442 + ... + 641096795597.

It is an arithmetic number, because the mean of its divisors is an integer number (13463032705920).

Almost surely, 2^{100011100101042} is an apocalyptic number.

100011100101042 is an abundant number, since it is smaller than the sum of its proper divisors (115397423193678).

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

100011100101042 is a wasteful number, since it uses less digits than its factorization.

100011100101042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282193591057.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100011100101042 its reverse (240101001110001), we get a palindrome (340112101211043).

The spelling of 100011100101042 in words is "one hundred trillion, eleven billion, one hundred million, one hundred one thousand, forty-two".