212230334404140 has 192 divisors, whose sum is σ = 644084727390720. Its totient is φ = 51905124956160.

The previous prime is 212230334404139. The next prime is 212230334404183. The reversal of 212230334404140 is 41404433032212.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95510056 + ... + 97706864.

It is an arithmetic number, because the mean of its divisors is an integer number (3354607955160).

Almost surely, 2^{212230334404140} is an apocalyptic number.

212230334404140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212230334404140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322042363695360).

212230334404140 is an abundant number, since it is smaller than the sum of its proper divisors (431854392986580).

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

212230334404140 is a wasteful number, since it uses less digits than its factorization.

212230334404140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197632 (or 2197630 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 212230334404140 its reverse (41404433032212), we get a palindrome (253634767436352).

The spelling of 212230334404140 in words is "two hundred twelve trillion, two hundred thirty billion, three hundred thirty-four million, four hundred four thousand, one hundred forty".