10221112321222 has 32 divisors (see below), whose sum is σ = 16762457416320. Its totient is φ = 4635690170880.

The previous prime is 10221112321207. The next prime is 10221112321271. The reversal of 10221112321222 is 22212321112201.

It is a super-2 number, since 2×10221112321222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 10221112321193 and 10221112321202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25356838 + ... + 25756774.

It is an arithmetic number, because the mean of its divisors is an integer number (523826794260).

Almost surely, 2^{10221112321222} is an apocalyptic number.

10221112321222 is a deficient number, since it is larger than the sum of its proper divisors (6541345095098).

10221112321222 is a wasteful number, since it uses less digits than its factorization.

10221112321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402516.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 10221112321222 its reverse (22212321112201), we get a palindrome (32433433433423).

The spelling of 10221112321222 in words is "ten trillion, two hundred twenty-one billion, one hundred twelve million, three hundred twenty-one thousand, two hundred twenty-two".