212002011121120 has 48 divisors (see below), whose sum is σ = 546387001393968. Its totient is φ = 77091640407040.

The previous prime is 212002011121111. The next prime is 212002011121171. The reversal of 212002011121120 is 21121110200212.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 212002011121094 and 212002011121103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60227842309 + ... + 60227845828.

It is an arithmetic number, because the mean of its divisors is an integer number (11383062529041).

Almost surely, 2^{212002011121120} is an apocalyptic number.

212002011121120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212002011121120 is an abundant number, since it is smaller than the sum of its proper divisors (334384990272848).

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

212002011121120 is a wasteful number, since it uses less digits than its factorization.

212002011121120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120455688163 (or 120455688155 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212002011121120 its reverse (21121110200212), we get a palindrome (233123121321332).

The spelling of 212002011121120 in words is "two hundred twelve trillion, two billion, eleven million, one hundred twenty-one thousand, one hundred twenty".