1122201210511 has 2 divisors, whose sum is σ = 1122201210512. Its totient is φ = 1122201210510.

The previous prime is 1122201210509. The next prime is 1122201210551. The reversal of 1122201210511 is 1150121022211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122201210511 - 2¹ = 1122201210509 is a prime.

It is a super-2 number, since 2×1122201210511² (a number of 25 digits) contains 22 as substring.

Together with 1122201210509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122201210551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561100605255 + 561100605256.

It is an arithmetic number, because the mean of its divisors is an integer number (561100605256).

Almost surely, 2^{1122201210511} is an apocalyptic number.

1122201210511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122201210511 is an equidigital number, since it uses as much as digits as its factorization.

1122201210511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 19.

Adding to 1122201210511 its reverse (1150121022211), we get a palindrome (2272322232722).

The spelling of 1122201210511 in words is "one trillion, one hundred twenty-two billion, two hundred one million, two hundred ten thousand, five hundred eleven".