1101212211103 has 2 divisors, whose sum is σ = 1101212211104. Its totient is φ = 1101212211102.

The previous prime is 1101212211091. The next prime is 1101212211133. The reversal of 1101212211103 is 3011122121011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101212211103 - 2⁹ = 1101212210591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101212211133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550606105551 + 550606105552.

It is an arithmetic number, because the mean of its divisors is an integer number (550606105552).

Almost surely, 2^{1101212211103} is an apocalyptic number.

1101212211103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101212211103 is an equidigital number, since it uses as much as digits as its factorization.

1101212211103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1101212211103 its reverse (3011122121011), we get a palindrome (4112334332114).

The spelling of 1101212211103 in words is "one trillion, one hundred one billion, two hundred twelve million, two hundred eleven thousand, one hundred three".