11020121002151 has 2 divisors, whose sum is σ = 11020121002152. Its totient is φ = 11020121002150.

The previous prime is 11020121002141. The next prime is 11020121002217. The reversal of 11020121002151 is 15120012102011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11020121002151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11020121002141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510060501075 + 5510060501076.

It is an arithmetic number, because the mean of its divisors is an integer number (5510060501076).

Almost surely, 2^{11020121002151} is an apocalyptic number.

11020121002151 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020121002151 is an equidigital number, since it uses as much as digits as its factorization.

11020121002151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 11020121002151 its reverse (15120012102011), we get a palindrome (26140133104162).

The spelling of 11020121002151 in words is "eleven trillion, twenty billion, one hundred twenty-one million, two thousand, one hundred fifty-one".