10022021201212 has 12 divisors (see below), whose sum is σ = 17538700232536. Its totient is φ = 5010963991920.

The previous prime is 10022021201209. The next prime is 10022021201219. The reversal of 10022021201212 is 21210212022001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022021201219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11166114 + ... + 12030217.

Almost surely, 2^{10022021201212} is an apocalyptic number.

It is an amenable number.

10022021201212 is a deficient number, since it is larger than the sum of its proper divisors (7516679031324).

10022021201212 is a wasteful number, since it uses less digits than its factorization.

10022021201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23304348 (or 23304346 counting only the distinct ones).

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

Adding to 10022021201212 its reverse (21210212022001), we get a palindrome (31232233223213).

The spelling of 10022021201212 in words is "ten trillion, twenty-two billion, twenty-one million, two hundred one thousand, two hundred twelve".