122220001121047 has 2 divisors, whose sum is σ = 122220001121048. Its totient is φ = 122220001121046.

The previous prime is 122220001120969. The next prime is 122220001121077. The reversal of 122220001121047 is 740121100022221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122220001121047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122220001121077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110000560523 + 61110000560524.

It is an arithmetic number, because the mean of its divisors is an integer number (61110000560524).

Almost surely, 2^{122220001121047} is an apocalyptic number.

122220001121047 is a deficient number, since it is larger than the sum of its proper divisors (1).

122220001121047 is an equidigital number, since it uses as much as digits as its factorization.

122220001121047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 122220001121047 its reverse (740121100022221), we get a palindrome (862341101143268).

The spelling of 122220001121047 in words is "one hundred twenty-two trillion, two hundred twenty billion, one million, one hundred twenty-one thousand, forty-seven".