2120105065404 has 192 divisors, whose sum is σ = 5182755508224. Its totient is φ = 673989120000.

The previous prime is 2120105065391. The next prime is 2120105065417. The reversal of 2120105065404 is 4045605010212.

It is an interprime number because it is at equal distance from previous prime (2120105065391) and next prime (2120105065417).

It is a congruent number.

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, 2660106334 + ... + 2660107130.

It is an arithmetic number, because the mean of its divisors is an integer number (26993518272).

Almost surely, 2^{2120105065404} is an apocalyptic number.

It is an amenable number.

2120105065404 is an abundant number, since it is smaller than the sum of its proper divisors (3062650442820).

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

2120105065404 is a wasteful number, since it uses less digits than its factorization.

2120105065404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468 (or 1466 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 2120105065404 in words is "two trillion, one hundred twenty billion, one hundred five million, sixty-five thousand, four hundred four".