10202122220012 has 12 divisors (see below), whose sum is σ = 17853740941680. Its totient is φ = 5101053379536.

The previous prime is 10202122219957. The next prime is 10202122220021. The reversal of 10202122220012 is 21002222120201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866638 + ... + 4887594.

It is an arithmetic number, because the mean of its divisors is an integer number (1487811745140).

Almost surely, 2^{10202122220012} is an apocalyptic number.

It is an amenable number.

10202122220012 is a deficient number, since it is larger than the sum of its proper divisors (7651618721668).

10202122220012 is a wasteful number, since it uses less digits than its factorization.

10202122220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865240 (or 3865238 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10202122220012 its reverse (21002222120201), we get a palindrome (31204344340213).

The spelling of 10202122220012 in words is "ten trillion, two hundred two billion, one hundred twenty-two million, two hundred twenty thousand, twelve".