100101010111111 has 8 divisors (see below), whose sum is σ = 101189971968624. Its totient is φ = 99013967131200.

The previous prime is 100101010111097. The next prime is 100101010111139. The reversal of 100101010111111 is 111111010101001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 100101010111111 - 2¹⁷ = 100101009980039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101010118111) 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, 479614501 + ... + 479823166.

It is an arithmetic number, because the mean of its divisors is an integer number (12648746496078).

Almost surely, 2^{100101010111111} is an apocalyptic number.

100101010111111 is a deficient number, since it is larger than the sum of its proper divisors (1088961857513).

100101010111111 is a wasteful number, since it uses less digits than its factorization.

100101010111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959438801.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 100101010111111 its reverse (111111010101001), we get a palindrome (211212020212112).

The spelling of 100101010111111 in words is "one hundred trillion, one hundred one billion, ten million, one hundred eleven thousand, one hundred eleven".