1101021212047 has 2 divisors, whose sum is σ = 1101021212048. Its totient is φ = 1101021212046.

The previous prime is 1101021212041. The next prime is 1101021212059. The reversal of 1101021212047 is 7402121201011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101021212047 - 2⁷ = 1101021211919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101021212041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550510606023 + 550510606024.

It is an arithmetic number, because the mean of its divisors is an integer number (550510606024).

Almost surely, 2^{1101021212047} is an apocalyptic number.

1101021212047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101021212047 is an equidigital number, since it uses as much as digits as its factorization.

1101021212047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 1101021212047 its reverse (7402121201011), we get a palindrome (8503142413058).

The spelling of 1101021212047 in words is "one trillion, one hundred one billion, twenty-one million, two hundred twelve thousand, forty-seven".