12235403226 has 16 divisors (see below), whose sum is σ = 24494371200. Its totient is φ = 4074540288.

The previous prime is 12235403209. The next prime is 12235403231. The reversal of 12235403226 is 62230453221.

It is a super-2 number, since 2×12235403226² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12235403193 and 12235403202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975111 + ... + 987578.

It is an arithmetic number, because the mean of its divisors is an integer number (1530898200).

Almost surely, 2^12235403226 is an apocalyptic number.

12235403226 is an abundant number, since it is smaller than the sum of its proper divisors (12258967974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12235403226 is a wasteful number, since it uses less digits than its factorization.

12235403226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963733.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 12235403226 its reverse (62230453221), we get a palindrome (74465856447).

The spelling of 12235403226 in words is "twelve billion, two hundred thirty-five million, four hundred three thousand, two hundred twenty-six".