10221232243 has 2 divisors, whose sum is σ = 10221232244. Its totient is φ = 10221232242.

The previous prime is 10221232193. The next prime is 10221232253. The reversal of 10221232243 is 34223212201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10221232243 - 2¹³ = 10221224051 is a prime.

It is a super-2 number, since 2×10221232243² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10221232253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110616121 + 5110616122.

It is an arithmetic number, because the mean of its divisors is an integer number (5110616122).

Almost surely, 2^10221232243 is an apocalyptic number.

10221232243 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221232243 is an equidigital number, since it uses as much as digits as its factorization.

10221232243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 10221232243 its reverse (34223212201), we get a palindrome (44444444444).

The spelling of 10221232243 in words is "ten billion, two hundred twenty-one million, two hundred thirty-two thousand, two hundred forty-three".