1220002103322 has 80 divisors (see below), whose sum is σ = 2742095030400. Its totient is φ = 405421744320.

The previous prime is 1220002103279. The next prime is 1220002103351. The reversal of 1220002103322 is 2233012000221.

1220002103322 is a `hidden beast` number, since 122 + 0 + 0 + 0 + 210 + 332 + 2 = 666.

It is a super-2 number, since 2×1220002103322² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1220002103295 and 1220002103304.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 72091422 + ... + 72108342.

It is an arithmetic number, because the mean of its divisors is an integer number (34276187880).

Almost surely, 2^{1220002103322} is an apocalyptic number.

1220002103322 is an abundant number, since it is smaller than the sum of its proper divisors (1522092927078).

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

1220002103322 is a wasteful number, since it uses less digits than its factorization.

1220002103322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18273 (or 18264 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1220002103322 its reverse (2233012000221), we get a palindrome (3453014103543).

The spelling of 1220002103322 in words is "one trillion, two hundred twenty billion, two million, one hundred three thousand, three hundred twenty-two".