1100021330203 has 16 divisors (see below), whose sum is σ = 1167914484000. Its totient is φ = 1034481837312.

The previous prime is 1100021330189. The next prime is 1100021330281. The reversal of 1100021330203 is 3020331200011.

It is a cyclic number.

It is not a de Polignac number, because 1100021330203 - 2³³ = 1091431395611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100021630203) 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, 3007668 + ... + 3353521.

It is an arithmetic number, because the mean of its divisors is an integer number (72994655250).

Almost surely, 2^{1100021330203} is an apocalyptic number.

1100021330203 is a deficient number, since it is larger than the sum of its proper divisors (67893153797).

1100021330203 is an equidigital number, since it uses as much as digits as its factorization.

1100021330203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6361374.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1100021330203 its reverse (3020331200011), we get a palindrome (4120352530214).

The spelling of 1100021330203 in words is "one trillion, one hundred billion, twenty-one million, three hundred thirty thousand, two hundred three".