100521010211 has 2 divisors, whose sum is σ = 100521010212. Its totient is φ = 100521010210.

The previous prime is 100521010201. The next prime is 100521010231. The reversal of 100521010211 is 112010125001.

It is a weak prime.

It is an emirp because it is prime and its reverse (112010125001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100521010211 - 2¹⁸ = 100520748067 is a prime.

It is not a weakly prime, because it can be changed into another prime (100521010201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50260505105 + 50260505106.

It is an arithmetic number, because the mean of its divisors is an integer number (50260505106).

Almost surely, 2^100521010211 is an apocalyptic number.

100521010211 is a deficient number, since it is larger than the sum of its proper divisors (1).

100521010211 is an equidigital number, since it uses as much as digits as its factorization.

100521010211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 14.

Adding to 100521010211 its reverse (112010125001), we get a palindrome (212531135212).

The spelling of 100521010211 in words is "one hundred billion, five hundred twenty-one million, ten thousand, two hundred eleven".