1220322425332 has 24 divisors (see below), whose sum is σ = 2171212767360. Its totient is φ = 600037464000.

The previous prime is 1220322425317. The next prime is 1220322425359. The reversal of 1220322425332 is 2335242230221.

It is a junction number, because it is equal to n+sod(n) for n = 1220322425294 and 1220322425303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7613473 + ... + 7772104.

It is an arithmetic number, because the mean of its divisors is an integer number (90467198640).

Almost surely, 2^{1220322425332} is an apocalyptic number.

It is an amenable number.

1220322425332 is a deficient number, since it is larger than the sum of its proper divisors (950890342028).

1220322425332 is a wasteful number, since it uses less digits than its factorization.

1220322425332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15385911 (or 15385909 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 1220322425332 its reverse (2335242230221), we get a palindrome (3555564655553).

The spelling of 1220322425332 in words is "one trillion, two hundred twenty billion, three hundred twenty-two million, four hundred twenty-five thousand, three hundred thirty-two".