1100021130203 has 16 divisors (see below), whose sum is σ = 1154890469376. Its totient is φ = 1045748520960.

The previous prime is 1100021130199. The next prime is 1100021130211. The reversal of 1100021130203 is 3020311200011.

It is a cyclic number.

It is not a de Polignac number, because 1100021130203 - 2² = 1100021130199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100021100203) 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, 4821851 + ... + 5044827.

It is an arithmetic number, because the mean of its divisors is an integer number (72180654336).

Almost surely, 2^{1100021130203} is an apocalyptic number.

1100021130203 is a deficient number, since it is larger than the sum of its proper divisors (54869339173).

1100021130203 is a wasteful number, since it uses less digits than its factorization.

1100021130203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224314.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1100021130203 its reverse (3020311200011), we get a palindrome (4120332330214).

The spelling of 1100021130203 in words is "one trillion, one hundred billion, twenty-one million, one hundred thirty thousand, two hundred three".