2120866904262 has 8 divisors (see below), whose sum is σ = 4241733808536. Its totient is φ = 706955634752.

The previous prime is 2120866904227. The next prime is 2120866904263. The reversal of 2120866904262 is 2624096680212.

It is a sphenic number, since it is the product of 3 distinct primes.

2120866904262 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120866904263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176738908683 + ... + 176738908694.

It is an arithmetic number, because the mean of its divisors is an integer number (530216726067).

Almost surely, 2^{2120866904262} is an apocalyptic number.

2120866904262 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2120866904262 is a wasteful number, since it uses less digits than its factorization.

2120866904262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353477817382.

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 2120866904262 in words is "two trillion, one hundred twenty billion, eight hundred sixty-six million, nine hundred four thousand, two hundred sixty-two".