100021143241 has 2 divisors, whose sum is σ = 100021143242. Its totient is φ = 100021143240.

The previous prime is 100021143199. The next prime is 100021143263. The reversal of 100021143241 is 142341120001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95251859641 + 4769283600 = 308629^2 + 69060^2 .

It is an emirp because it is prime and its reverse (142341120001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100021143241 - 2⁷ = 100021143113 is a prime.

It is not a weakly prime, because it can be changed into another prime (100021143041) 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, 50010571620 + 50010571621.

It is an arithmetic number, because the mean of its divisors is an integer number (50010571621).

Almost surely, 2^100021143241 is an apocalyptic number.

It is an amenable number.

100021143241 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021143241 is an equidigital number, since it uses as much as digits as its factorization.

100021143241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 100021143241 its reverse (142341120001), we get a palindrome (242362263242).

The spelling of 100021143241 in words is "one hundred billion, twenty-one million, one hundred forty-three thousand, two hundred forty-one".