202010222020212 has 144 divisors (see below), whose sum is σ = 530435943535680. Its totient is φ = 64767805825536.

The previous prime is 202010222020193. The next prime is 202010222020309. The reversal of 202010222020212 is 212020222010202.

202010222020212 is a `hidden beast` number, since 202 + 0 + 10 + 2 + 220 + 20 + 212 = 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 polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 605257803 + ... + 605591469.

It is an arithmetic number, because the mean of its divisors is an integer number (3683582941220).

Almost surely, 2^{202010222020212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202010222020212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265217971767840).

202010222020212 is an abundant number, since it is smaller than the sum of its proper divisors (328425721515468).

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

202010222020212 is a wasteful number, since it uses less digits than its factorization.

202010222020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338910 (or 338905 counting only the distinct ones).

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

Adding to 202010222020212 its reverse (212020222010202), we get a palindrome (414030444030414).

It can be divided in two parts, 202010 and 222020212, that added together give a palindrome (222222222).

The spelling of 202010222020212 in words is "two hundred two trillion, ten billion, two hundred twenty-two million, twenty thousand, two hundred twelve".