1001120101043 has 2 divisors, whose sum is σ = 1001120101044. Its totient is φ = 1001120101042.

The previous prime is 1001120101039. The next prime is 1001120101127. The reversal of 1001120101043 is 3401010211001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001120101043 - 2² = 1001120101039 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001120101013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500560050521 + 500560050522.

It is an arithmetic number, because the mean of its divisors is an integer number (500560050522).

Almost surely, 2^{1001120101043} is an apocalyptic number.

1001120101043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001120101043 is an equidigital number, since it uses as much as digits as its factorization.

1001120101043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1001120101043 its reverse (3401010211001), we get a palindrome (4402130312044).

The spelling of 1001120101043 in words is "one trillion, one billion, one hundred twenty million, one hundred one thousand, forty-three".