10222111202122 has 4 divisors (see below), whose sum is σ = 15333166803186. Its totient is φ = 5111055601060.

The previous prime is 10222111202111. The next prime is 10222111202129. The reversal of 10222111202122 is 22120211122201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9360962465761 + 861148736361 = 3059569^2 + 927981^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10222111202122.

It is not an unprimeable number, because it can be changed into a prime (10222111202129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555527800529 + ... + 2555527800532.

Almost surely, 2^{10222111202122} is an apocalyptic number.

10222111202122 is a deficient number, since it is larger than the sum of its proper divisors (5111055601064).

10222111202122 is an equidigital number, since it uses as much as digits as its factorization.

10222111202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111055601063.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10222111202122 its reverse (22120211122201), we get a palindrome (32342322324323).

The spelling of 10222111202122 in words is "ten trillion, two hundred twenty-two billion, one hundred eleven million, two hundred two thousand, one hundred twenty-two".