122100212212120 has 16 divisors (see below), whose sum is σ = 274725477477360. Its totient is φ = 48840084884832.

The previous prime is 122100212212081. The next prime is 122100212212183. The reversal of 122100212212120 is 21212212001221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1526252652612 + ... + 1526252652691.

It is an arithmetic number, because the mean of its divisors is an integer number (17170342342335).

Almost surely, 2^{122100212212120} is an apocalyptic number.

122100212212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122100212212120 is an abundant number, since it is smaller than the sum of its proper divisors (152625265265240).

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

122100212212120 is a wasteful number, since it uses less digits than its factorization.

122100212212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052505305314 (or 3052505305310 counting only the distinct ones).

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

Adding to 122100212212120 its reverse (21212212001221), we get a palindrome (143312424213341).

The spelling of 122100212212120 in words is "one hundred twenty-two trillion, one hundred billion, two hundred twelve million, two hundred twelve thousand, one hundred twenty".