2222001020212 has 24 divisors (see below), whose sum is σ = 3908548324296. Its totient is φ = 1105273817088.

The previous prime is 2222001020191. The next prime is 2222001020243. The reversal of 2222001020212 is 2120201002222.

It can be written as a sum of positive squares in 4 ways, for example, as 478872304036 + 1743128716176 = 692006^2 + 1320276^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10543908 + ... + 10752580.

It is an arithmetic number, because the mean of its divisors is an integer number (162856180179).

Almost surely, 2^{2222001020212} is an apocalyptic number.

It is an amenable number.

2222001020212 is a deficient number, since it is larger than the sum of its proper divisors (1686547304084).

2222001020212 is a wasteful number, since it uses less digits than its factorization.

2222001020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222387 (or 222385 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2222001020212 its reverse (2120201002222), we get a palindrome (4342202022434).

The spelling of 2222001020212 in words is "two trillion, two hundred twenty-two billion, one million, twenty thousand, two hundred twelve".