1101103133243 has 2 divisors, whose sum is σ = 1101103133244. Its totient is φ = 1101103133242.

The previous prime is 1101103133209. The next prime is 1101103133287. The reversal of 1101103133243 is 3423313011011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101103133243 - 2²² = 1101098938939 is a prime.

It is a super-2 number, since 2×1101103133243² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1101103135243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550551566621 + 550551566622.

It is an arithmetic number, because the mean of its divisors is an integer number (550551566622).

Almost surely, 2^{1101103133243} is an apocalyptic number.

1101103133243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101103133243 is an equidigital number, since it uses as much as digits as its factorization.

1101103133243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1101103133243 its reverse (3423313011011), we get a palindrome (4524416144254).

The spelling of 1101103133243 in words is "one trillion, one hundred one billion, one hundred three million, one hundred thirty-three thousand, two hundred forty-three".