12203222023220 has 72 divisors (see below), whose sum is σ = 26081629967400. Its totient is φ = 4796134596864.

The previous prime is 12203222023219. The next prime is 12203222023231. The reversal of 12203222023220 is 2232022230221.

It can be written as a sum of positive squares in 4 ways, for example, as 1769469285796 + 10433752737424 = 1330214^2 + 3230132^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 141215786 + ... + 141302174.

Almost surely, 2^{12203222023220} is an apocalyptic number.

12203222023220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12203222023220 is an abundant number, since it is smaller than the sum of its proper divisors (13878407944180).

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

12203222023220 is a wasteful number, since it uses less digits than its factorization.

12203222023220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88545 (or 88484 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 12203222023220 its reverse (2232022230221), we get a palindrome (14435244253441).

The spelling of 12203222023220 in words is "twelve trillion, two hundred three billion, two hundred twenty-two million, twenty-three thousand, two hundred twenty".