122210000221201 has 6 divisors (see below), whose sum is σ = 127754499286610. Its totient is φ = 116896521950208.

The previous prime is 122210000221193. The next prime is 122210000221217. The reversal of 122210000221201 is 102122000012221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 113408548929025 + 8801451292176 = 10649345^2 + 2966724^2 .

It is not a de Polignac number, because 122210000221201 - 2³ = 122210000221193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122210000221301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115510396656 + ... + 115510397713.

Almost surely, 2^{122210000221201} is an apocalyptic number.

It is an amenable number.

122210000221201 is a deficient number, since it is larger than the sum of its proper divisors (5544499065409).

122210000221201 is an equidigital number, since it uses as much as digits as its factorization.

122210000221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231020794415 (or 231020794392 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122210000221201 its reverse (102122000012221), we get a palindrome (224332000233422).

The spelling of 122210000221201 in words is "one hundred twenty-two trillion, two hundred ten billion, two hundred twenty-one thousand, two hundred one".