10021021202212 has 24 divisors (see below), whose sum is σ = 17777230796696. Its totient is φ = 4941814053888.

The previous prime is 10021021202201. The next prime is 10021021202237. The reversal of 10021021202212 is 21220212012001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5436386539236 + 4584634662976 = 2331606^2 + 2141176^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33581248 + ... + 33878344.

Almost surely, 2^{10021021202212} is an apocalyptic number.

It is an amenable number.

10021021202212 is a deficient number, since it is larger than the sum of its proper divisors (7756209594484).

10021021202212 is a wasteful number, since it uses less digits than its factorization.

10021021202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412687 (or 412685 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10021021202212 its reverse (21220212012001), we get a palindrome (31241233214213).

The spelling of 10021021202212 in words is "ten trillion, twenty-one billion, twenty-one million, two hundred two thousand, two hundred twelve".