11220002001121 has 16 divisors (see below), whose sum is σ = 11945018308608. Its totient is φ = 10502343360000.

The previous prime is 11220002001119. The next prime is 11220002001211. The reversal of 11220002001121 is 12110020002211.

It is a cyclic number.

It is not a de Polignac number, because 11220002001121 - 2¹ = 11220002001119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220002001821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599296 + ... + 4774846.

It is an arithmetic number, because the mean of its divisors is an integer number (746563644288).

Almost surely, 2^{11220002001121} is an apocalyptic number.

It is an amenable number.

11220002001121 is a deficient number, since it is larger than the sum of its proper divisors (725016307487).

11220002001121 is a wasteful number, since it uses less digits than its factorization.

11220002001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176432.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11220002001121 its reverse (12110020002211), we get a palindrome (23330022003332).

The spelling of 11220002001121 in words is "eleven trillion, two hundred twenty billion, two million, one thousand, one hundred twenty-one".