10221122122 has 16 divisors (see below), whose sum is σ = 16269439680. Its totient is φ = 4805507872.

The previous prime is 10221122117. The next prime is 10221122159. The reversal of 10221122122 is 22122112201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10221122096 and 10221122105.

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, 1880323 + ... + 1885750.

It is an arithmetic number, because the mean of its divisors is an integer number (1016839980).

Almost surely, 2^10221122122 is an apocalyptic number.

10221122122 is a deficient number, since it is larger than the sum of its proper divisors (6048317558).

10221122122 is a wasteful number, since it uses less digits than its factorization.

10221122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3766157.

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

Adding to 10221122122 its reverse (22122112201), we get a palindrome (32343234323).

The spelling of 10221122122 in words is "ten billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty-two".