10221222100122 has 40 divisors (see below), whose sum is σ = 24985209582432. Its totient is φ = 3097340029800.

The previous prime is 10221222100099. The next prime is 10221222100231. The reversal of 10221222100122 is 22100122212201.

It is a happy number.

10221222100122 is a `hidden beast` number, since 1 + 0 + 221 + 222 + 100 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10221222100095 and 10221222100104.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2867905654 + ... + 2867909217.

Almost surely, 2^{10221222100122} is an apocalyptic number.

10221222100122 is an abundant number, since it is smaller than the sum of its proper divisors (14763987482310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10221222100122 is a wasteful number, since it uses less digits than its factorization.

10221222100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5735814896 (or 5735814887 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10221222100122 its reverse (22100122212201), we get a palindrome (32321344312323).

The spelling of 10221222100122 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty-two million, one hundred thousand, one hundred twenty-two".