10201440444402 has 32 divisors (see below), whose sum is σ = 20432172499200. Its totient is φ = 3395598639488.

The previous prime is 10201440444343. The next prime is 10201440444427. The reversal of 10201440444402 is 20444404410201.

It is a self number, because there is not a number n which added to its sum of digits gives 10201440444402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138049888 + ... + 138123764.

It is an arithmetic number, because the mean of its divisors is an integer number (638505390600).

Almost surely, 2^{10201440444402} is an apocalyptic number.

10201440444402 is an abundant number, since it is smaller than the sum of its proper divisors (10230732054798).

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

10201440444402 is a wasteful number, since it uses less digits than its factorization.

10201440444402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106610.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 10201440444402 its reverse (20444404410201), we get a palindrome (30645844854603).

The spelling of 10201440444402 in words is "ten trillion, two hundred one billion, four hundred forty million, four hundred forty-four thousand, four hundred two".