11222222301121 has 8 divisors (see below), whose sum is σ = 12085505729640. Its totient is φ = 10358943952512.

The previous prime is 11222222301119. The next prime is 11222222301137. The reversal of 11222222301121 is 12110322222211.

It can be written as a sum of positive squares in 4 ways, for example, as 173505571600 + 11048716729521 = 416540^2 + 3323961^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11222222301121 - 2¹ = 11222222301119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11222222301092 and 11222222301101.

It is not an unprimeable number, because it can be changed into a prime (11222222301721) 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, 4186581 + ... + 6322333.

It is an arithmetic number, because the mean of its divisors is an integer number (1510688216205).

Almost surely, 2^{11222222301121} is an apocalyptic number.

It is an amenable number.

11222222301121 is a deficient number, since it is larger than the sum of its proper divisors (863283428519).

11222222301121 is a wasteful number, since it uses less digits than its factorization.

11222222301121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2539955.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 11222222301121 its reverse (12110322222211), we get a palindrome (23332544523332).

The spelling of 11222222301121 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-two million, three hundred one thousand, one hundred twenty-one".