122002212120 has 32 divisors (see below), whose sum is σ = 366006636720. Its totient is φ = 32533923200.

The previous prime is 122002212107. The next prime is 122002212131. The reversal of 122002212120 is 21212200221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 122002212120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508342431 + ... + 508342670.

Almost surely, 2^122002212120 is an apocalyptic number.

122002212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122002212120 is an abundant number, since it is smaller than the sum of its proper divisors (244004424600).

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

122002212120 is a wasteful number, since it uses less digits than its factorization.

122002212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016685115 (or 1016685111 counting only the distinct ones).

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

Adding to 122002212120 its reverse (21212200221), we get a palindrome (143214412341).

The spelling of 122002212120 in words is "one hundred twenty-two billion, two million, two hundred twelve thousand, one hundred twenty".