1101211313203 has 2 divisors, whose sum is σ = 1101211313204. Its totient is φ = 1101211313202.

The previous prime is 1101211313161. The next prime is 1101211313221. The reversal of 1101211313203 is 3023131121011.

It is a strong prime.

It is an emirp because it is prime and its reverse (3023131121011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101211313203 - 2²⁵ = 1101177758771 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101211313233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550605656601 + 550605656602.

It is an arithmetic number, because the mean of its divisors is an integer number (550605656602).

Almost surely, 2^{1101211313203} is an apocalyptic number.

1101211313203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101211313203 is an equidigital number, since it uses as much as digits as its factorization.

1101211313203 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 1101211313203 its reverse (3023131121011), we get a palindrome (4124342434214).

The spelling of 1101211313203 in words is "one trillion, one hundred one billion, two hundred eleven million, three hundred thirteen thousand, two hundred three".