2120267906834 has 64 divisors (see below), whose sum is σ = 3983811766272. Its totient is φ = 822203923200.

The previous prime is 2120267906791. The next prime is 2120267906849. The reversal of 2120267906834 is 4386097620212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32679194 + ... + 32744010.

It is an arithmetic number, because the mean of its divisors is an integer number (62247058848).

Almost surely, 2^{2120267906834} is an apocalyptic number.

2120267906834 is a deficient number, since it is larger than the sum of its proper divisors (1863543859438).

2120267906834 is a wasteful number, since it uses less digits than its factorization.

2120267906834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65831.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 2120267906834 in words is "two trillion, one hundred twenty billion, two hundred sixty-seven million, nine hundred six thousand, eight hundred thirty-four".