10222221201222 has 16 divisors (see below), whose sum is σ = 20724503258160. Its totient is φ = 3360730257792.

The previous prime is 10222221201187. The next prime is 10222221201229. The reversal of 10222221201222 is 22210212222201.

It is a super-2 number, since 2×10222221201222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222221201229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11669201847 + ... + 11669202722.

It is an arithmetic number, because the mean of its divisors is an integer number (1295281453635).

Almost surely, 2^{10222221201222} is an apocalyptic number.

10222221201222 is an abundant number, since it is smaller than the sum of its proper divisors (10502282056938).

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

10222221201222 is a wasteful number, since it uses less digits than its factorization.

10222221201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23338404647.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 10222221201222 its reverse (22210212222201), we get a palindrome (32432433423423).

The spelling of 10222221201222 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred one thousand, two hundred twenty-two".