1122012220051 has 2 divisors, whose sum is σ = 1122012220052. Its totient is φ = 1122012220050.

The previous prime is 1122012220027. The next prime is 1122012220081. The reversal of 1122012220051 is 1500222102211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122012220051 is a prime.

It is a super-2 number, since 2×1122012220051² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1122012220081) 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, 561006110025 + 561006110026.

It is an arithmetic number, because the mean of its divisors is an integer number (561006110026).

Almost surely, 2^{1122012220051} is an apocalyptic number.

1122012220051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122012220051 is an equidigital number, since it uses as much as digits as its factorization.

1122012220051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 1122012220051 its reverse (1500222102211), we get a palindrome (2622234322262).

The spelling of 1122012220051 in words is "one trillion, one hundred twenty-two billion, twelve million, two hundred twenty thousand, fifty-one".