1222220102202 has 48 divisors (see below), whose sum is σ = 2896755668352. Its totient is φ = 369360524160.

The previous prime is 1222220102177. The next prime is 1222220102221. The reversal of 1222220102202 is 2022010222221.

1222220102202 is a `hidden beast` number, since 1 + 222 + 220 + 1 + 0 + 220 + 2 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8337183 + ... + 8482514.

It is an arithmetic number, because the mean of its divisors is an integer number (60349076424).

Almost surely, 2^{1222220102202} is an apocalyptic number.

1222220102202 is an abundant number, since it is smaller than the sum of its proper divisors (1674535566150).

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

1222220102202 is a wasteful number, since it uses less digits than its factorization.

1222220102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16820083 (or 16820080 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1222220102202 its reverse (2022010222221), we get a palindrome (3244230324423).

The spelling of 1222220102202 in words is "one trillion, two hundred twenty-two billion, two hundred twenty million, one hundred two thousand, two hundred two".