122002220120201 has 16 divisors (see below), whose sum is σ = 122691508800000. Its totient is φ = 121315222146816.

The previous prime is 122002220120191. The next prime is 122002220120203. The reversal of 122002220120201 is 102021022200221.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122002220120201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122002220120201.

It is not an unprimeable number, because it can be changed into a prime (122002220120203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243652385 + ... + 244152593.

It is an arithmetic number, because the mean of its divisors is an integer number (7668219300000).

Almost surely, 2^{122002220120201} is an apocalyptic number.

It is an amenable number.

122002220120201 is a deficient number, since it is larger than the sum of its proper divisors (689288679799).

122002220120201 is a wasteful number, since it uses less digits than its factorization.

122002220120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502496.

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

Adding to 122002220120201 its reverse (102021022200221), we get a palindrome (224023242320422).

The spelling of 122002220120201 in words is "one hundred twenty-two trillion, two billion, two hundred twenty million, one hundred twenty thousand, two hundred one".