10222115185 has 4 divisors (see below), whose sum is σ = 12266538228. Its totient is φ = 8177692144.

The previous prime is 10222115179. The next prime is 10222115191. The reversal of 10222115185 is 58151122201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10222115179) and next prime (10222115191).

It can be written as a sum of positive squares in 2 ways, for example, as 5600426896 + 4621688289 = 74836^2 + 67983^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222115185 - 2¹⁵ = 10222082417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022211514 + ... + 1022211523.

It is an arithmetic number, because the mean of its divisors is an integer number (3066634557).

Almost surely, 2^10222115185 is an apocalyptic number.

It is an amenable number.

10222115185 is a deficient number, since it is larger than the sum of its proper divisors (2044423043).

10222115185 is an equidigital number, since it uses as much as digits as its factorization.

10222115185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044423042.

The product of its (nonzero) digits is 1600, while the sum is 28.

Adding to 10222115185 its reverse (58151122201), we get a palindrome (68373237386).

The spelling of 10222115185 in words is "ten billion, two hundred twenty-two million, one hundred fifteen thousand, one hundred eighty-five".