2120082767769 has 4 divisors (see below), whose sum is σ = 2826777023696. Its totient is φ = 1413388511844.

The previous prime is 2120082767741. The next prime is 2120082767797. The reversal of 2120082767769 is 9677672800212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2120082767741) and next prime (2120082767797).

It is not a de Polignac number, because 2120082767769 - 2²³ = 2120074379161 is a prime.

It is a super-2 number, since 2×2120082767769² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120082767729) 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, 353347127959 + ... + 353347127964.

It is an arithmetic number, because the mean of its divisors is an integer number (706694255924).

Almost surely, 2^{2120082767769} is an apocalyptic number.

It is an amenable number.

2120082767769 is a deficient number, since it is larger than the sum of its proper divisors (706694255927).

2120082767769 is an equidigital number, since it uses as much as digits as its factorization.

2120082767769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706694255926.

The product of its (nonzero) digits is 7112448, while the sum is 57.

The spelling of 2120082767769 in words is "two trillion, one hundred twenty billion, eighty-two million, seven hundred sixty-seven thousand, seven hundred sixty-nine".