1101001101023 has 2 divisors, whose sum is σ = 1101001101024. Its totient is φ = 1101001101022.

The previous prime is 1101001100977. The next prime is 1101001101029. The reversal of 1101001101023 is 3201011001011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101001101023 - 2⁶ = 1101001100959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101001100995 and 1101001101013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101001101029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550500550511 + 550500550512.

It is an arithmetic number, because the mean of its divisors is an integer number (550500550512).

Almost surely, 2^{1101001101023} is an apocalyptic number.

1101001101023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101001101023 is an equidigital number, since it uses as much as digits as its factorization.

1101001101023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1101001101023 its reverse (3201011001011), we get a palindrome (4302012102034).

The spelling of 1101001101023 in words is "one trillion, one hundred one billion, one million, one hundred one thousand, twenty-three".