100101011001 has 8 divisors (see below), whose sum is σ = 137773434624. Its totient is φ = 64581297360.

The previous prime is 100101010981. The next prime is 100101011069. The reversal of 100101011001 is 100110101001.

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

It is not a de Polignac number, because 100101011001 - 2⁹ = 100101010489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100101011701) 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, 538177386 + ... + 538177571.

It is an arithmetic number, because the mean of its divisors is an integer number (17221679328).

Almost surely, 2^100101011001 is an apocalyptic number.

It is an amenable number.

100101011001 is a deficient number, since it is larger than the sum of its proper divisors (37672423623).

100101011001 is a wasteful number, since it uses less digits than its factorization.

100101011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076354991.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 100101011001 its reverse (100110101001), we get a palindrome (200211112002).

The spelling of 100101011001 in words is "one hundred billion, one hundred one million, eleven thousand, one".