1100020203111 has 8 divisors (see below), whose sum is σ = 1514006301184. Its totient is φ = 709690453560.

The previous prime is 1100020203067. The next prime is 1100020203259. The reversal of 1100020203111 is 1113020200011.

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

It is not a de Polignac number, because 1100020203111 - 2⁶ = 1100020203047 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 (1100020203811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5914087021 + ... + 5914087206.

It is an arithmetic number, because the mean of its divisors is an integer number (189250787648).

Almost surely, 2^{1100020203111} is an apocalyptic number.

1100020203111 is a deficient number, since it is larger than the sum of its proper divisors (413986098073).

1100020203111 is a wasteful number, since it uses less digits than its factorization.

1100020203111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11828174261.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1100020203111 its reverse (1113020200011), we get a palindrome (2213040403122).

The spelling of 1100020203111 in words is "one trillion, one hundred billion, twenty million, two hundred three thousand, one hundred eleven".