123502312226 has 8 divisors (see below), whose sum is σ = 185275103004. Its totient is φ = 61743944560.

The previous prime is 123502312217. The next prime is 123502312229. The reversal of 123502312226 is 622213205321.

It can be written as a sum of positive squares in 2 ways, for example, as 111773205625 + 11729106601 = 334325^2 + 108301^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123502312226² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123502312229) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 3584345 + ... + 3618636.

Almost surely, 2^123502312226 is an apocalyptic number.

123502312226 is a deficient number, since it is larger than the sum of its proper divisors (61772790778).

123502312226 is an equidigital number, since it uses as much as digits as its factorization.

123502312226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7211556.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 123502312226 its reverse (622213205321), we get a palindrome (745715517547).

The spelling of 123502312226 in words is "one hundred twenty-three billion, five hundred two million, three hundred twelve thousand, two hundred twenty-six".