1121201022047 has 2 divisors, whose sum is σ = 1121201022048. Its totient is φ = 1121201022046.

The previous prime is 1121201022043. The next prime is 1121201022089. The reversal of 1121201022047 is 7402201021211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121201022047 - 2² = 1121201022043 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121201022043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560600511023 + 560600511024.

It is an arithmetic number, because the mean of its divisors is an integer number (560600511024).

Almost surely, 2^{1121201022047} is an apocalyptic number.

1121201022047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121201022047 is an equidigital number, since it uses as much as digits as its factorization.

1121201022047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 1121201022047 its reverse (7402201021211), we get a palindrome (8523402043258).

The spelling of 1121201022047 in words is "one trillion, one hundred twenty-one billion, two hundred one million, twenty-two thousand, forty-seven".