1100001110021 has 8 divisors (see below), whose sum is σ = 1203167445600. Its totient is φ = 997362480240.

The previous prime is 1100001110003. The next prime is 1100001110023. The reversal of 1100001110021 is 1200111000011.

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 a de Polignac number, because none of the positive numbers 2^k-1100001110021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1100001109990 and 1100001110008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100001110023) 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, 131922086 + ... + 131930423.

It is an arithmetic number, because the mean of its divisors is an integer number (150395930700).

Almost surely, 2^{1100001110021} is an apocalyptic number.

1100001110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1100001110021 is a deficient number, since it is larger than the sum of its proper divisors (103166335579).

1100001110021 is a wasteful number, since it uses less digits than its factorization.

1100001110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263852899.

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

Adding to 1100001110021 its reverse (1200111000011), we get a palindrome (2300112110032).

The spelling of 1100001110021 in words is "one trillion, one hundred billion, one million, one hundred ten thousand, twenty-one".