100201021000043 has 2 divisors, whose sum is σ = 100201021000044. Its totient is φ = 100201021000042.

The previous prime is 100201021000033. The next prime is 100201021000141. The reversal of 100201021000043 is 340000120102001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100201021000043 - 2⁴ = 100201021000027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100201020999991 and 100201021000027.

It is not a weakly prime, because it can be changed into another prime (100201021000013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100510500021 + 50100510500022.

It is an arithmetic number, because the mean of its divisors is an integer number (50100510500022).

Almost surely, 2^{100201021000043} is an apocalyptic number.

100201021000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100201021000043 is an equidigital number, since it uses as much as digits as its factorization.

100201021000043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 100201021000043 its reverse (340000120102001), we get a palindrome (440201141102044).

The spelling of 100201021000043 in words is "one hundred trillion, two hundred one billion, twenty-one million, forty-three", and thus it is an aban number.