22002112122210 has 96 divisors (see below), whose sum is σ = 62573300083008. Its totient is φ = 5319545420160.

The previous prime is 22002112122203. The next prime is 22002112122217. The reversal of 22002112122210 is 1222121120022.

It is a happy number.

22002112122210 is a `hidden beast` number, since 2 + 20 + 0 + 211 + 212 + 221 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (22002112122203) and next prime (22002112122217).

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 (22002112122217) 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, 29422092 + ... + 30160631.

It is an arithmetic number, because the mean of its divisors is an integer number (651805209198).

Almost surely, 2^{22002112122210} is an apocalyptic number.

22002112122210 is an abundant number, since it is smaller than the sum of its proper divisors (40571187960798).

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

22002112122210 is a wasteful number, since it uses less digits than its factorization.

22002112122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59583120 (or 59583117 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22002112122210 its reverse (1222121120022), we get a palindrome (23224233242232).

The spelling of 22002112122210 in words is "twenty-two trillion, two billion, one hundred twelve million, one hundred twenty-two thousand, two hundred ten".