220122202110012 has 72 divisors (see below), whose sum is σ = 579286586935056. Its totient is φ = 70413025745664.

The previous prime is 220122202109869. The next prime is 220122202110079. The reversal of 220122202110012 is 210011202221022.

It is a happy number.

220122202110012 is a `hidden beast` number, since 220 + 1 + 2 + 220 + 211 + 0 + 0 + 12 = 666.

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

It is a congruent number.

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, 1131799398 + ... + 1131993869.

Almost surely, 2^{220122202110012} is an apocalyptic number.

It is an amenable number.

220122202110012 is an abundant number, since it is smaller than the sum of its proper divisors (359164384825044).

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

220122202110012 is a wasteful number, since it uses less digits than its factorization.

220122202110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263793387 (or 2263793382 counting only the distinct ones).

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

Adding to 220122202110012 its reverse (210011202221022), we get a palindrome (430133404331034).

The spelling of 220122202110012 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred two million, one hundred ten thousand, twelve".