100000022111201 has 2 divisors, whose sum is σ = 100000022111202. Its totient is φ = 100000022111200.

The previous prime is 100000022111173. The next prime is 100000022111237. The reversal of 100000022111201 is 102111220000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72894045915601 + 27105976195600 = 8537801^2 + 5206340^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000022111201 - 2³⁰ = 99998948369377 is a prime.

It is not a weakly prime, because it can be changed into another prime (100000012111201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000011055600 + 50000011055601.

It is an arithmetic number, because the mean of its divisors is an integer number (50000011055601).

Almost surely, 2^{100000022111201} is an apocalyptic number.

It is an amenable number.

100000022111201 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000022111201 is an equidigital number, since it uses as much as digits as its factorization.

100000022111201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100000022111201 its reverse (102111220000001), we get a palindrome (202111242111202).

The spelling of 100000022111201 in words is "one hundred trillion, twenty-two million, one hundred eleven thousand, two hundred one".