12102223220232 has 32 divisors (see below), whose sum is σ = 30826417639680. Its totient is φ = 3957959794880.

The previous prime is 12102223220221. The next prime is 12102223220249. The reversal of 12102223220232 is 23202232220121.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 4757161944 + ... + 4757164487.

It is an arithmetic number, because the mean of its divisors is an integer number (963325551240).

Almost surely, 2^{12102223220232} is an apocalyptic number.

12102223220232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12102223220232 is an abundant number, since it is smaller than the sum of its proper divisors (18724194419448).

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

12102223220232 is a wasteful number, since it uses less digits than its factorization.

12102223220232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9514326493 (or 9514326489 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12102223220232 its reverse (23202232220121), we get a palindrome (35304455440353).

The spelling of 12102223220232 in words is "twelve trillion, one hundred two billion, two hundred twenty-three million, two hundred twenty thousand, two hundred thirty-two".