12210220302032 has 10 divisors (see below), whose sum is σ = 23657301835218. Its totient is φ = 6105110151008.

The previous prime is 12210220302031. The next prime is 12210220302047. The reversal of 12210220302032 is 23020302201221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10454849692816 + 1755370609216 = 3233396^2 + 1324904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12210220301995 and 12210220302013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210220302031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381569384423 + ... + 381569384454.

Almost surely, 2^{12210220302032} is an apocalyptic number.

It is an amenable number.

12210220302032 is a deficient number, since it is larger than the sum of its proper divisors (11447081533186).

12210220302032 is an equidigital number, since it uses as much as digits as its factorization.

12210220302032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763138768885 (or 763138768879 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12210220302032 its reverse (23020302201221), we get a palindrome (35230522503253).

The spelling of 12210220302032 in words is "twelve trillion, two hundred ten billion, two hundred twenty million, three hundred two thousand, thirty-two".