22002210222210 has 96 divisors (see below), whose sum is σ = 62207839045872. Its totient is φ = 5372876759040.

The previous prime is 22002210222203. The next prime is 22002210222217. The reversal of 22002210222210 is 1222201220022.

22002210222210 is a `hidden beast` number, since 2 + 20 + 0 + 2 + 210 + 222 + 210 = 666.

It is an interprime number because it is at equal distance from previous prime (22002210222203) and next prime (22002210222217).

It can be written as a sum of positive squares in 8 ways, for example, as 17353714676841 + 4648495545369 = 4165779^2 + 2156037^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22002210222217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194274871 + ... + 194388090.

Almost surely, 2^{22002210222210} is an apocalyptic number.

22002210222210 is an abundant number, since it is smaller than the sum of its proper divisors (40205628823662).

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

22002210222210 is a wasteful number, since it uses less digits than its factorization.

22002210222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388663028 (or 388663025 counting only the distinct ones).

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

Adding to 22002210222210 its reverse (1222201220022), we get a palindrome (23224411442232).

The spelling of 22002210222210 in words is "twenty-two trillion, two billion, two hundred ten million, two hundred twenty-two thousand, two hundred ten".