100024434221 has 2 divisors, whose sum is σ = 100024434222. Its totient is φ = 100024434220.

The previous prime is 100024434179. The next prime is 100024434229. The reversal of 100024434221 is 122434420001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88440217321 + 11584216900 = 297389^2 + 107630^2 .

It is a cyclic number.

It is not a de Polignac number, because 100024434221 - 2¹⁴ = 100024417837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100024434229) 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, 50012217110 + 50012217111.

It is an arithmetic number, because the mean of its divisors is an integer number (50012217111).

Almost surely, 2^100024434221 is an apocalyptic number.

It is an amenable number.

100024434221 is a deficient number, since it is larger than the sum of its proper divisors (1).

100024434221 is an equidigital number, since it uses as much as digits as its factorization.

100024434221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 100024434221 its reverse (122434420001), we get a palindrome (222458854222).

The spelling of 100024434221 in words is "one hundred billion, twenty-four million, four hundred thirty-four thousand, two hundred twenty-one".