1220303321032 has 16 divisors (see below), whose sum is σ = 2422661005260. Its totient is φ = 574260386304.

The previous prime is 1220303320961. The next prime is 1220303321051. The reversal of 1220303321032 is 2301233030221.

It can be written as a sum of positive squares in 2 ways, for example, as 997789223236 + 222514097796 = 998894^2 + 471714^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1220303320994 and 1220303321012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4486409133 + ... + 4486409404.

Almost surely, 2^{1220303321032} is an apocalyptic number.

It is an amenable number.

1220303321032 is a deficient number, since it is larger than the sum of its proper divisors (1202357684228).

1220303321032 is a wasteful number, since it uses less digits than its factorization.

1220303321032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8972818560 (or 8972818556 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1220303321032 its reverse (2301233030221), we get a palindrome (3521536351253).

The spelling of 1220303321032 in words is "one trillion, two hundred twenty billion, three hundred three million, three hundred twenty-one thousand, thirty-two".