1121102220103 has 4 divisors (see below), whose sum is σ = 1121105365288. Its totient is φ = 1121099074920.

The previous prime is 1121102220083. The next prime is 1121102220113. The reversal of 1121102220103 is 3010222011211.

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 1121102220103 - 2⁵ = 1121102220071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121102220113) 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, 957801 + ... + 1777522.

It is an arithmetic number, because the mean of its divisors is an integer number (280276341322).

Almost surely, 2^{1121102220103} is an apocalyptic number.

1121102220103 is a deficient number, since it is larger than the sum of its proper divisors (3145185).

1121102220103 is an equidigital number, since it uses as much as digits as its factorization.

1121102220103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3145184.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1121102220103 its reverse (3010222011211), we get a palindrome (4131324231314).

The spelling of 1121102220103 in words is "one trillion, one hundred twenty-one billion, one hundred two million, two hundred twenty thousand, one hundred three".