1220103303332 has 12 divisors (see below), whose sum is σ = 2175467211036. Its totient is φ = 598541243040.

The previous prime is 1220103303311. The next prime is 1220103303337. The reversal of 1220103303332 is 2333033010221.

It can be written as a sum of positive squares in 2 ways, for example, as 1118403542116 + 101699761216 = 1057546^2 + 318904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1220103303298 and 1220103303307.

It is not an unprimeable number, because it can be changed into a prime (1220103303337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2877601919 + ... + 2877602342.

It is an arithmetic number, because the mean of its divisors is an integer number (181288934253).

Almost surely, 2^{1220103303332} is an apocalyptic number.

It is an amenable number.

1220103303332 is a deficient number, since it is larger than the sum of its proper divisors (955363907704).

1220103303332 is a wasteful number, since it uses less digits than its factorization.

1220103303332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755204318 (or 5755204316 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1220103303332 its reverse (2333033010221), we get a palindrome (3553136313553).

The spelling of 1220103303332 in words is "one trillion, two hundred twenty billion, one hundred three million, three hundred three thousand, three hundred thirty-two".