10221102011222 has 4 divisors (see below), whose sum is σ = 15331653016836. Its totient is φ = 5110551005610.

The previous prime is 10221102011171. The next prime is 10221102011233. The reversal of 10221102011222 is 22211020112201.

10221102011222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10221102011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555275502804 + ... + 2555275502807.

It is an arithmetic number, because the mean of its divisors is an integer number (3832913254209).

Almost surely, 2^{10221102011222} is an apocalyptic number.

10221102011222 is a deficient number, since it is larger than the sum of its proper divisors (5110551005614).

10221102011222 is an equidigital number, since it uses as much as digits as its factorization.

10221102011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110551005613.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10221102011222 its reverse (22211020112201), we get a palindrome (32432122123423).

The spelling of 10221102011222 in words is "ten trillion, two hundred twenty-one billion, one hundred two million, eleven thousand, two hundred twenty-two".