10221101222 has 16 divisors (see below), whose sum is σ = 15490706544. Its totient is φ = 5057580000.

The previous prime is 10221101213. The next prime is 10221101237. The reversal of 10221101222 is 22210112201.

It is a junction number, because it is equal to n+sod(n) for n = 10221101197 and 10221101206.

It is a congruent number.

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, 468272 + ... + 489612.

It is an arithmetic number, because the mean of its divisors is an integer number (968169159).

Almost surely, 2^10221101222 is an apocalyptic number.

10221101222 is a deficient number, since it is larger than the sum of its proper divisors (5269605322).

10221101222 is a wasteful number, since it uses less digits than its factorization.

10221101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23815.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10221101222 its reverse (22210112201), we get a palindrome (32431213423).

The spelling of 10221101222 in words is "ten billion, two hundred twenty-one million, one hundred one thousand, two hundred twenty-two".