1101013221103 has 2 divisors, whose sum is σ = 1101013221104. Its totient is φ = 1101013221102.

The previous prime is 1101013221097. The next prime is 1101013221169. The reversal of 1101013221103 is 3011223101011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101013221103 is a prime.

It is a super-2 number, since 2×1101013221103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101013222103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550506610551 + 550506610552.

It is an arithmetic number, because the mean of its divisors is an integer number (550506610552).

Almost surely, 2^{1101013221103} is an apocalyptic number.

1101013221103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101013221103 is an equidigital number, since it uses as much as digits as its factorization.

1101013221103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1101013221103 its reverse (3011223101011), we get a palindrome (4112236322114).

The spelling of 1101013221103 in words is "one trillion, one hundred one billion, thirteen million, two hundred twenty-one thousand, one hundred three".