1010202121222 has 16 divisors (see below), whose sum is σ = 1736137228320. Its totient is φ = 431853225408.

The previous prime is 1010202121177. The next prime is 1010202121237. The reversal of 1010202121222 is 2221212020101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1010202121196 and 1010202121205.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 90872647 + ... + 90883762.

It is an arithmetic number, because the mean of its divisors is an integer number (108508576770).

Almost surely, 2^{1010202121222} is an apocalyptic number.

1010202121222 is a deficient number, since it is larger than the sum of its proper divisors (725935107098).

1010202121222 is a wasteful number, since it uses less digits than its factorization.

1010202121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181756815.

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

Adding to 1010202121222 its reverse (2221212020101), we get a palindrome (3231414141323).

The spelling of 1010202121222 in words is "one trillion, ten billion, two hundred two million, one hundred twenty-one thousand, two hundred twenty-two".