10222112122 has 4 divisors (see below), whose sum is σ = 15333168186. Its totient is φ = 5111056060.

The previous prime is 10222112113. The next prime is 10222112161. The reversal of 10222112122 is 22121122201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22121122201 = 67 ⋅330166003.

It can be written as a sum of positive squares in only one way, i.e., 6037445401 + 4184666721 = 77701^2 + 64689^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10222112096 and 10222112105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555528029 + ... + 2555528032.

Almost surely, 2^10222112122 is an apocalyptic number.

10222112122 is a deficient number, since it is larger than the sum of its proper divisors (5111056064).

10222112122 is an equidigital number, since it uses as much as digits as its factorization.

10222112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111056063.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10222112122 its reverse (22121122201), we get a palindrome (32343234323).

The spelling of 10222112122 in words is "ten billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".