2120436340212 has 48 divisors (see below), whose sum is σ = 5081590754240. Its totient is φ = 687684079872.

The previous prime is 2120436340201. The next prime is 2120436340237.

2120436340212 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2120436340212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15144864 + ... + 15284232.

Almost surely, 2^{2120436340212} is an apocalyptic number.

It is an amenable number.

2120436340212 is an abundant number, since it is smaller than the sum of its proper divisors (2961154414028).

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

2120436340212 is a wasteful number, since it uses less digits than its factorization.

2120436340212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173680 (or 173678 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 2120436340212 in words is "two trillion, one hundred twenty billion, four hundred thirty-six million, three hundred forty thousand, two hundred twelve".