122002212100057 has 2 divisors, whose sum is σ = 122002212100058. Its totient is φ = 122002212100056.

The previous prime is 122002212099991. The next prime is 122002212100063. The reversal of 122002212100057 is 750001212200221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89914790840281 + 32087421259776 = 9482341^2 + 5664576^2 .

It is a cyclic number.

It is not a de Polignac number, because 122002212100057 - 2¹⁵ = 122002212067289 is a prime.

It is not a weakly prime, because it can be changed into another prime (122002212100357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61001106050028 + 61001106050029.

It is an arithmetic number, because the mean of its divisors is an integer number (61001106050029).

Almost surely, 2^{122002212100057} is an apocalyptic number.

It is an amenable number.

122002212100057 is a deficient number, since it is larger than the sum of its proper divisors (1).

122002212100057 is an equidigital number, since it uses as much as digits as its factorization.

122002212100057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 122002212100057 its reverse (750001212200221), we get a palindrome (872003424300278).

The spelling of 122002212100057 in words is "one hundred twenty-two trillion, two billion, two hundred twelve million, one hundred thousand, fifty-seven".