122002120122 has 64 divisors (see below), whose sum is σ = 255862714368. Its totient is φ = 38733552000.

The previous prime is 122002120103. The next prime is 122002120127. The reversal of 122002120122 is 221021200221.

It is not an unprimeable number, because it can be changed into a prime (122002120127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16458597 + ... + 16466007.

It is an arithmetic number, because the mean of its divisors is an integer number (3997854912).

Almost surely, 2^122002120122 is an apocalyptic number.

122002120122 is an abundant number, since it is smaller than the sum of its proper divisors (133860594246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122002120122 is a wasteful number, since it uses less digits than its factorization.

122002120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8835.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122002120122 its reverse (221021200221), we get a palindrome (343023320343).

The spelling of 122002120122 in words is "one hundred twenty-two billion, two million, one hundred twenty thousand, one hundred twenty-two".