1101130302221 has 4 divisors (see below), whose sum is σ = 1126737983712. Its totient is φ = 1075522620732.

The previous prime is 1101130302191. The next prime is 1101130302229. The reversal of 1101130302221 is 1222030311011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1101130302221 - 2³⁰ = 1100056560397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101130302221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101130302229) 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, 12803840681 + ... + 12803840766.

It is an arithmetic number, because the mean of its divisors is an integer number (281684495928).

Almost surely, 2^{1101130302221} is an apocalyptic number.

It is an amenable number.

1101130302221 is a deficient number, since it is larger than the sum of its proper divisors (25607681491).

1101130302221 is an equidigital number, since it uses as much as digits as its factorization.

1101130302221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25607681490.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1101130302221 its reverse (1222030311011), we get a palindrome (2323160613232).

The spelling of 1101130302221 in words is "one trillion, one hundred one billion, one hundred thirty million, three hundred two thousand, two hundred twenty-one".