122002021022201 has 2 divisors, whose sum is σ = 122002021022202. Its totient is φ = 122002021022200.

The previous prime is 122002021022183. The next prime is 122002021022209. The reversal of 122002021022201 is 102220120200221.

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., 103470072256576 + 18531948765625 = 10172024^2 + 4304875^2 .

It is a cyclic number.

It is not a de Polignac number, because 122002021022201 - 2¹⁴ = 122002021005817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122002021022201.

It is not a weakly prime, because it can be changed into another prime (122002021022209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61001010511100 + 61001010511101.

It is an arithmetic number, because the mean of its divisors is an integer number (61001010511101).

Almost surely, 2^{122002021022201} is an apocalyptic number.

It is an amenable number.

122002021022201 is a deficient number, since it is larger than the sum of its proper divisors (1).

122002021022201 is an equidigital number, since it uses as much as digits as its factorization.

122002021022201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122002021022201 its reverse (102220120200221), we get a palindrome (224222141222422).

The spelling of 122002021022201 in words is "one hundred twenty-two trillion, two billion, twenty-one million, twenty-two thousand, two hundred one".