122130100212 has 96 divisors (see below), whose sum is σ = 302330671104. Its totient is φ = 38309241600.

The previous prime is 122130100201. The next prime is 122130100219. The reversal of 122130100212 is 212001031221.

It is a super-2 number, since 2×122130100212² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122130100191 and 122130100200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122130100219) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4669323 + ... + 4695405.

It is an arithmetic number, because the mean of its divisors is an integer number (3149277824).

Almost surely, 2^122130100212 is an apocalyptic number.

122130100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122130100212 is an abundant number, since it is smaller than the sum of its proper divisors (180200570892).

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

122130100212 is a wasteful number, since it uses less digits than its factorization.

122130100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26469 (or 26467 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122130100212 its reverse (212001031221), we get a palindrome (334131131433).

The spelling of 122130100212 in words is "one hundred twenty-two billion, one hundred thirty million, one hundred thousand, two hundred twelve".