1101221111303 has 2 divisors, whose sum is σ = 1101221111304. Its totient is φ = 1101221111302.

The previous prime is 1101221111281. The next prime is 1101221111329. The reversal of 1101221111303 is 3031111221011.

It is a weak prime.

It is an emirp because it is prime and its reverse (3031111221011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101221111303 - 2⁶ = 1101221111239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101221111603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550610555651 + 550610555652.

It is an arithmetic number, because the mean of its divisors is an integer number (550610555652).

Almost surely, 2^{1101221111303} is an apocalyptic number.

1101221111303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101221111303 is an equidigital number, since it uses as much as digits as its factorization.

1101221111303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1101221111303 its reverse (3031111221011), we get a palindrome (4132332332314).

The spelling of 1101221111303 in words is "one trillion, one hundred one billion, two hundred twenty-one million, one hundred eleven thousand, three hundred three".