1103121023273 has 2 divisors, whose sum is σ = 1103121023274. Its totient is φ = 1103121023272.

The previous prime is 1103121023231. The next prime is 1103121023287. The reversal of 1103121023273 is 3723201213011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1100709427609 + 2411595664 = 1049147^2 + 49108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103121023273 - 2¹⁶ = 1103120957737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103121073273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551560511636 + 551560511637.

It is an arithmetic number, because the mean of its divisors is an integer number (551560511637).

Almost surely, 2^{1103121023273} is an apocalyptic number.

It is an amenable number.

1103121023273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103121023273 is an equidigital number, since it uses as much as digits as its factorization.

1103121023273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 1103121023273 its reverse (3723201213011), we get a palindrome (4826322236284).

The spelling of 1103121023273 in words is "one trillion, one hundred three billion, one hundred twenty-one million, twenty-three thousand, two hundred seventy-three".