10221101237 has 2 divisors, whose sum is σ = 10221101238. Its totient is φ = 10221101236.

The previous prime is 10221101213. The next prime is 10221101263. The reversal of 10221101237 is 73210112201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9950860516 + 270240721 = 99754^2 + 16439^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221101237 - 2⁶ = 10221101173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10221101207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110550618 + 5110550619.

It is an arithmetic number, because the mean of its divisors is an integer number (5110550619).

Almost surely, 2^10221101237 is an apocalyptic number.

It is an amenable number.

10221101237 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221101237 is an equidigital number, since it uses as much as digits as its factorization.

10221101237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 10221101237 its reverse (73210112201), we get a palindrome (83431213438).

The spelling of 10221101237 in words is "ten billion, two hundred twenty-one million, one hundred one thousand, two hundred thirty-seven".