1101001010001 has 16 divisors (see below), whose sum is σ = 1598549563200. Its totient is φ = 671390814528.

The previous prime is 1101001009991. The next prime is 1101001010147. The reversal of 1101001010001 is 1000101001011.

It is not a de Polignac number, because 1101001010001 - 2⁷ = 1101001009873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101001030001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333029506 + ... + 333032811.

It is an arithmetic number, because the mean of its divisors is an integer number (99909347700).

Almost surely, 2^{1101001010001} is an apocalyptic number.

It is an amenable number.

1101001010001 is a deficient number, since it is larger than the sum of its proper divisors (497548553199).

1101001010001 is a wasteful number, since it uses less digits than its factorization.

1101001010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666062368.

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

Adding to 1101001010001 its reverse (1000101001011), we get a palindrome (2101102011012).

The spelling of 1101001010001 in words is "one trillion, one hundred one billion, one million, ten thousand, one".