11221303344402 has 16 divisors (see below), whose sum is σ = 22443899748480. Its totient is φ = 3740218938192.

The previous prime is 11221303344343. The next prime is 11221303344403. The reversal of 11221303344402 is 20444330312211.

It is a self number, because there is not a number n which added to its sum of digits gives 11221303344402.

It is not an unprimeable number, because it can be changed into a prime (11221303344403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53764653 + ... + 53972960.

It is an arithmetic number, because the mean of its divisors is an integer number (1402743734280).

Almost surely, 2^{11221303344402} is an apocalyptic number.

11221303344402 is an abundant number, since it is smaller than the sum of its proper divisors (11222596404078).

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

11221303344402 is a wasteful number, since it uses less digits than its factorization.

11221303344402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107754977.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 11221303344402 its reverse (20444330312211), we get a palindrome (31665633656613).

The spelling of 11221303344402 in words is "eleven trillion, two hundred twenty-one billion, three hundred three million, three hundred forty-four thousand, four hundred two".