11222550313445 has 4 divisors (see below), whose sum is σ = 13467060376140. Its totient is φ = 8978040250752.

The previous prime is 11222550313367. The next prime is 11222550313477. The reversal of 11222550313445 is 54431305522211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5762294628484 + 5460255684961 = 2400478^2 + 2336719^2 .

It is a cyclic number.

It is not a de Polignac number, because 11222550313445 - 2¹⁸ = 11222550051301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11222550313399 and 11222550313408.

It is a congruent 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, 1122255031340 + ... + 1122255031349.

It is an arithmetic number, because the mean of its divisors is an integer number (3366765094035).

Almost surely, 2^{11222550313445} is an apocalyptic number.

It is an amenable number.

11222550313445 is a deficient number, since it is larger than the sum of its proper divisors (2244510062695).

11222550313445 is an equidigital number, since it uses as much as digits as its factorization.

11222550313445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244510062694.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 11222550313445 its reverse (54431305522211), we get a palindrome (65653855835656).

The spelling of 11222550313445 in words is "eleven trillion, two hundred twenty-two billion, five hundred fifty million, three hundred thirteen thousand, four hundred forty-five".