10221202111122 has 24 divisors (see below), whose sum is σ = 22744476771276. Its totient is φ = 3314984468256.

The previous prime is 10221202111103. The next prime is 10221202111171. The reversal of 10221202111122 is 22111120212201.

10221202111122 is a `hidden beast` number, since 10 + 221 + 202 + 111 + 122 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10210574769201 + 10627341921 = 3195399^2 + 103089^2 .

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 = 10221202111095 and 10221202111104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7673574493 + ... + 7673575824.

Almost surely, 2^{10221202111122} is an apocalyptic number.

10221202111122 is an abundant number, since it is smaller than the sum of its proper divisors (12523274660154).

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

10221202111122 is a wasteful number, since it uses less digits than its factorization.

10221202111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15347150362 (or 15347150359 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10221202111122 its reverse (22111120212201), we get a palindrome (32332322323323).

The spelling of 10221202111122 in words is "ten trillion, two hundred twenty-one billion, two hundred two million, one hundred eleven thousand, one hundred twenty-two".