122010202020001 has 2 divisors, whose sum is σ = 122010202020002. Its totient is φ = 122010202020000.

The previous prime is 122010202019999. The next prime is 122010202020043. The reversal of 122010202020001 is 100020202010221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105812185115025 + 16198016904976 = 10286505^2 + 4024676^2 .

It is a cyclic number.

It is not a de Polignac number, because 122010202020001 - 2¹ = 122010202019999 is a prime.

It is a super-2 number, since 2×122010202020001² (a number of 29 digits) contains 22 as substring.

Together with 122010202019999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (122010212020001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61005101010000 + 61005101010001.

It is an arithmetic number, because the mean of its divisors is an integer number (61005101010001).

Almost surely, 2^{122010202020001} is an apocalyptic number.

It is an amenable number.

122010202020001 is a deficient number, since it is larger than the sum of its proper divisors (1).

122010202020001 is an equidigital number, since it uses as much as digits as its factorization.

122010202020001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122010202020001 its reverse (100020202010221), we get a palindrome (222030404030222).

The spelling of 122010202020001 in words is "one hundred twenty-two trillion, ten billion, two hundred two million, twenty thousand, one".