20221010237 has 2 divisors, whose sum is σ = 20221010238. Its totient is φ = 20221010236.

The previous prime is 20221010221. The next prime is 20221010261. The reversal of 20221010237 is 73201012202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13804840036 + 6416170201 = 117494^2 + 80101^2 .

It is a cyclic number.

It is not a de Polignac number, because 20221010237 - 2⁴ = 20221010221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221010137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110505118 + 10110505119.

It is an arithmetic number, because the mean of its divisors is an integer number (10110505119).

Almost surely, 2^20221010237 is an apocalyptic number.

It is an amenable number.

20221010237 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221010237 is an equidigital number, since it uses as much as digits as its factorization.

20221010237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 20221010237 its reverse (73201012202), we get a palindrome (93422022439).

The spelling of 20221010237 in words is "twenty billion, two hundred twenty-one million, ten thousand, two hundred thirty-seven".