1101212120023 has 2 divisors, whose sum is σ = 1101212120024. Its totient is φ = 1101212120022.

The previous prime is 1101212120011. The next prime is 1101212120053. The reversal of 1101212120023 is 3200212121011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101212120023 - 2⁵ = 1101212119991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101212119979 and 1101212120006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101212120053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550606060011 + 550606060012.

It is an arithmetic number, because the mean of its divisors is an integer number (550606060012).

Almost surely, 2^{1101212120023} is an apocalyptic number.

1101212120023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101212120023 is an equidigital number, since it uses as much as digits as its factorization.

1101212120023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1101212120023 its reverse (3200212121011), we get a palindrome (4301424241034).

The spelling of 1101212120023 in words is "one trillion, one hundred one billion, two hundred twelve million, one hundred twenty thousand, twenty-three".