1101000021011 has 8 divisors (see below), whose sum is σ = 1201561794048. Its totient is φ = 1000516725000.

The previous prime is 1101000021001. The next prime is 1101000021071. The reversal of 1101000021011 is 1101200001011.

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 1101000021011 - 2¹⁴ = 1101000004627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101000021011.

It is not an unprimeable number, because it can be changed into a prime (1101000021001) 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, 19589915 + ... + 19646036.

It is an arithmetic number, because the mean of its divisors is an integer number (150195224256).

Almost surely, 2^{1101000021011} is an apocalyptic number.

1101000021011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101000021011 is a deficient number, since it is larger than the sum of its proper divisors (100561773037).

1101000021011 is a wasteful number, since it uses less digits than its factorization.

1101000021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39238513.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1101000021011 its reverse (1101200001011), we get a palindrome (2202200022022).

The spelling of 1101000021011 in words is "one trillion, one hundred one billion, twenty-one thousand, eleven".