220012021020212 has 48 divisors (see below), whose sum is σ = 389695740541632. Its totient is φ = 108678676976640.

The previous prime is 220012021020179. The next prime is 220012021020263. The reversal of 220012021020212 is 212020120210022.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 607451012 + ... + 607813092.

It is an arithmetic number, because the mean of its divisors is an integer number (8118661261284).

Almost surely, 2^{220012021020212} is an apocalyptic number.

It is an amenable number.

220012021020212 is a deficient number, since it is larger than the sum of its proper divisors (169683719521420).

220012021020212 is a wasteful number, since it uses less digits than its factorization.

220012021020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367808 (or 367806 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220012021020212 its reverse (212020120210022), we get a palindrome (432032141230234).

The spelling of 220012021020212 in words is "two hundred twenty trillion, twelve billion, twenty-one million, twenty thousand, two hundred twelve".