1220122210002 has 32 divisors (see below), whose sum is σ = 2653620331392. Its totient is φ = 372437938944.

The previous prime is 1220122210001. The next prime is 1220122210033. The reversal of 1220122210002 is 2000122210221.

It is not an unprimeable number, because it can be changed into a prime (1220122210001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161644638 + ... + 161652185.

It is an arithmetic number, because the mean of its divisors is an integer number (82925635356).

Almost surely, 2^{1220122210002} is an apocalyptic number.

1220122210002 is an abundant number, since it is smaller than the sum of its proper divisors (1433498121390).

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

1220122210002 is a wasteful number, since it uses less digits than its factorization.

1220122210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323296882.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1220122210002 its reverse (2000122210221), we get a palindrome (3220244420223).

The spelling of 1220122210002 in words is "one trillion, two hundred twenty billion, one hundred twenty-two million, two hundred ten thousand, two".