122112121002 has 8 divisors (see below), whose sum is σ = 244224242016. Its totient is φ = 40704040332.

The previous prime is 122112120983. The next prime is 122112121037. The reversal of 122112121002 is 200121211221.

It is a sphenic number, since it is the product of 3 distinct primes.

122112121002 is an admirable number.

It is a super-2 number, since 2×122112121002² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10176010078 + ... + 10176010089.

It is an arithmetic number, because the mean of its divisors is an integer number (30528030252).

Almost surely, 2^122112121002 is an apocalyptic number.

122112121002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122112121002 is a wasteful number, since it uses less digits than its factorization.

122112121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20352020172.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122112121002 its reverse (200121211221), we get a palindrome (322233332223).

The spelling of 122112121002 in words is "one hundred twenty-two billion, one hundred twelve million, one hundred twenty-one thousand, two".