2120322010212 has 144 divisors (see below), whose sum is σ = 6355782975360. Its totient is φ = 583356266496.

The previous prime is 2120322010211. The next prime is 2120322010223. The reversal of 2120322010212 is 2120102230212.

2120322010212 is a `hidden beast` number, since 2 + 120 + 322 + 0 + 10 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2120322010211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 267762 + ... + 2076617.

Almost surely, 2^{2120322010212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2120322010212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3177891487680).

2120322010212 is an abundant number, since it is smaller than the sum of its proper divisors (4235460965148).

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

2120322010212 is a wasteful number, since it uses less digits than its factorization.

2120322010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344530 (or 2344525 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2120322010212 its reverse (2120102230212), we get a palindrome (4240424240424).

The spelling of 2120322010212 in words is "two trillion, one hundred twenty billion, three hundred twenty-two million, ten thousand, two hundred twelve".