1102021100203 has 4 divisors (see below), whose sum is σ = 1160022210760. Its totient is φ = 1044019989648.

The previous prime is 1102021100153. The next prime is 1102021100209. The reversal of 1102021100203 is 3020011202011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102021100203 - 2⁹ = 1102021099691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102021100209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29000555250 + ... + 29000555287.

It is an arithmetic number, because the mean of its divisors is an integer number (290005552690).

Almost surely, 2^{1102021100203} is an apocalyptic number.

1102021100203 is a deficient number, since it is larger than the sum of its proper divisors (58001110557).

1102021100203 is an equidigital number, since it uses as much as digits as its factorization.

1102021100203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58001110556.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1102021100203 its reverse (3020011202011), we get a palindrome (4122032302214).

The spelling of 1102021100203 in words is "one trillion, one hundred two billion, twenty-one million, one hundred thousand, two hundred three".