10221112112 has 10 divisors (see below), whose sum is σ = 19803404748. Its totient is φ = 5110556048.

The previous prime is 10221112091. The next prime is 10221112123. The reversal of 10221112112 is 21121112201.

It is a super-2 number, since 2×10221112112² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319409738 + ... + 319409769.

Almost surely, 2^10221112112 is an apocalyptic number.

It is an amenable number.

10221112112 is a deficient number, since it is larger than the sum of its proper divisors (9582292636).

10221112112 is an equidigital number, since it uses as much as digits as its factorization.

10221112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638819515 (or 638819509 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10221112112 its reverse (21121112201), we get a palindrome (31342224313).

The spelling of 10221112112 in words is "ten billion, two hundred twenty-one million, one hundred twelve thousand, one hundred twelve".