1102221020203 has 4 divisors (see below), whose sum is σ = 1104054999208. Its totient is φ = 1100387041200.

The previous prime is 1102221020177. The next prime is 1102221020221. The reversal of 1102221020203 is 3020201222011.

It is a happy number.

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 1102221020203 - 2⁵ = 1102221020171 is a prime.

It is a super-2 number, since 2×1102221020203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102221020503) 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, 916988601 + ... + 916989802.

It is an arithmetic number, because the mean of its divisors is an integer number (276013749802).

Almost surely, 2^{1102221020203} is an apocalyptic number.

1102221020203 is a deficient number, since it is larger than the sum of its proper divisors (1833979005).

1102221020203 is an equidigital number, since it uses as much as digits as its factorization.

1102221020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833979004.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1102221020203 its reverse (3020201222011), we get a palindrome (4122422242214).

The spelling of 1102221020203 in words is "one trillion, one hundred two billion, two hundred twenty-one million, twenty thousand, two hundred three".