1100220103121 has 4 divisors (see below), whose sum is σ = 1101830967792. Its totient is φ = 1098609238452.

The previous prime is 1100220103093. The next prime is 1100220103153. The reversal of 1100220103121 is 1213010220011.

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 1100220103121 - 2¹⁸ = 1100219840977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100220103096 and 1100220103105.

It is not an unprimeable number, because it can be changed into a prime (1100220103621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 805431311 + ... + 805432676.

It is an arithmetic number, because the mean of its divisors is an integer number (275457741948).

Almost surely, 2^{1100220103121} is an apocalyptic number.

It is an amenable number.

1100220103121 is a deficient number, since it is larger than the sum of its proper divisors (1610864671).

1100220103121 is an equidigital number, since it uses as much as digits as its factorization.

1100220103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610864670.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1100220103121 its reverse (1213010220011), we get a palindrome (2313230323132).

The spelling of 1100220103121 in words is "one trillion, one hundred billion, two hundred twenty million, one hundred three thousand, one hundred twenty-one".