11120222002121 has 16 divisors (see below), whose sum is σ = 11604059248320. Its totient is φ = 10647129377280.

The previous prime is 11120222002111. The next prime is 11120222002139. The reversal of 11120222002121 is 12120022202111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120222002121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11120222002121.

It is not an unprimeable number, because it can be changed into a prime (11120222002111) 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, 2441615 + ... + 5310548.

It is an arithmetic number, because the mean of its divisors is an integer number (725253703020).

Almost surely, 2^{11120222002121} is an apocalyptic number.

It is an amenable number.

11120222002121 is a deficient number, since it is larger than the sum of its proper divisors (483837246199).

11120222002121 is an equidigital number, since it uses as much as digits as its factorization.

11120222002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7752856.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11120222002121 its reverse (12120022202111), we get a palindrome (23240244204232).

The spelling of 11120222002121 in words is "eleven trillion, one hundred twenty billion, two hundred twenty-two million, two thousand, one hundred twenty-one".