100120102120043 has 2 divisors, whose sum is σ = 100120102120044. Its totient is φ = 100120102120042.

The previous prime is 100120102120033. The next prime is 100120102120147. The reversal of 100120102120043 is 340021201021001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100120102120043 - 2⁸ = 100120102119787 is a prime.

It is not a weakly prime, because it can be changed into another prime (100120102120033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060051060021 + 50060051060022.

It is an arithmetic number, because the mean of its divisors is an integer number (50060051060022).

Almost surely, 2^{100120102120043} is an apocalyptic number.

100120102120043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120102120043 is an equidigital number, since it uses as much as digits as its factorization.

100120102120043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 100120102120043 its reverse (340021201021001), we get a palindrome (440141303141044).

The spelling of 100120102120043 in words is "one hundred trillion, one hundred twenty billion, one hundred two million, one hundred twenty thousand, forty-three".