10423221434 has 4 divisors (see below), whose sum is σ = 15634832154. Its totient is φ = 5211610716.

The previous prime is 10423221421. The next prime is 10423221467. The reversal of 10423221434 is 43412232401.

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

It can be written as a sum of positive squares in only one way, i.e., 10384221409 + 39000025 = 101903^2 + 6245^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2605805357 + ... + 2605805360.

Almost surely, 2^10423221434 is an apocalyptic number.

10423221434 is a deficient number, since it is larger than the sum of its proper divisors (5211610720).

10423221434 is an equidigital number, since it uses as much as digits as its factorization.

10423221434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5211610719.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 10423221434 its reverse (43412232401), we get a palindrome (53835453835).

The spelling of 10423221434 in words is "ten billion, four hundred twenty-three million, two hundred twenty-one thousand, four hundred thirty-four".