122002102121122 has 16 divisors (see below), whose sum is σ = 186082456781952. Its totient is φ = 59975468698320.

The previous prime is 122002102121113. The next prime is 122002102121129. The reversal of 122002102121122 is 221121201200221.

It is a self number, because there is not a number n which added to its sum of digits gives 122002102121122.

It is not an unprimeable number, because it can be changed into a prime (122002102121129) 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 in 7 ways as a sum of consecutive naturals, for example, 212755258 + ... + 213327925.

It is an arithmetic number, because the mean of its divisors is an integer number (11630153548872).

Almost surely, 2^{122002102121122} is an apocalyptic number.

122002102121122 is a deficient number, since it is larger than the sum of its proper divisors (64080354660830).

122002102121122 is a wasteful number, since it uses less digits than its factorization.

122002102121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426085593.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122002102121122 its reverse (221121201200221), we get a palindrome (343123303321343).

The spelling of 122002102121122 in words is "one hundred twenty-two trillion, two billion, one hundred two million, one hundred twenty-one thousand, one hundred twenty-two".