12232212000 has 96 divisors (see below), whose sum is σ = 40072765824. Its totient is φ = 3261920000.

The previous prime is 12232211987. The next prime is 12232212007. The reversal of 12232212000 is 21223221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (12232212007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497676 + ... + 521675.

It is an arithmetic number, because the mean of its divisors is an integer number (417424644).

Almost surely, 2^12232212000 is an apocalyptic number.

12232212000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12232212000 is an abundant number, since it is smaller than the sum of its proper divisors (27840553824).

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

12232212000 is a wasteful number, since it uses less digits than its factorization.

12232212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019379 (or 1019361 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12232212000 its reverse (21223221), we get a palindrome (12253435221).

It can be divided in two parts, 1223221 and 2000, that added together give a palindrome (1225221).

The spelling of 12232212000 in words is "twelve billion, two hundred thirty-two million, two hundred twelve thousand".