1100021202047 has 2 divisors, whose sum is σ = 1100021202048. Its totient is φ = 1100021202046.

The previous prime is 1100021202037. The next prime is 1100021202107. The reversal of 1100021202047 is 7402021200011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100021202047 - 2³⁸ = 825143295103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100021202037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550010601023 + 550010601024.

It is an arithmetic number, because the mean of its divisors is an integer number (550010601024).

Almost surely, 2^{1100021202047} is an apocalyptic number.

1100021202047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100021202047 is an equidigital number, since it uses as much as digits as its factorization.

1100021202047 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 20.

Adding to 1100021202047 its reverse (7402021200011), we get a palindrome (8502042402058).

The spelling of 1100021202047 in words is "one trillion, one hundred billion, twenty-one million, two hundred two thousand, forty-seven".