1113103302121 has 2 divisors, whose sum is σ = 1113103302122. Its totient is φ = 1113103302120.

The previous prime is 1113103302083. The next prime is 1113103302131. The reversal of 1113103302121 is 1212033013111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 831444890896 + 281658411225 = 911836^2 + 530715^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113103302121 - 2³⁵ = 1078743563753 is a prime.

It is a super-2 number, since 2×1113103302121² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1113103302131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556551651060 + 556551651061.

It is an arithmetic number, because the mean of its divisors is an integer number (556551651061).

Almost surely, 2^{1113103302121} is an apocalyptic number.

It is an amenable number.

1113103302121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113103302121 is an equidigital number, since it uses as much as digits as its factorization.

1113103302121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1113103302121 its reverse (1212033013111), we get a palindrome (2325136315232).

The spelling of 1113103302121 in words is "one trillion, one hundred thirteen billion, one hundred three million, three hundred two thousand, one hundred twenty-one".