2120822077 has 8 divisors (see below), whose sum is σ = 2316850560. Its totient is φ = 1925331360.

The previous prime is 2120822057. The next prime is 2120822089. The reversal of 2120822077 is 7702280212.

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

It is a cyclic number.

It is not a de Polignac number, because 2120822077 - 2¹⁵ = 2120789309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120822017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126168 + ... + 141985.

It is an arithmetic number, because the mean of its divisors is an integer number (289606320).

Almost surely, 2^2120822077 is an apocalyptic number.

It is an amenable number.

2120822077 is a deficient number, since it is larger than the sum of its proper divisors (196028483).

2120822077 is a wasteful number, since it uses less digits than its factorization.

2120822077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268883.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 2120822077 is about 46052.3840533799. The cubic root of 2120822077 is about 1284.7976843893.

The spelling of 2120822077 in words is "two billion, one hundred twenty million, eight hundred twenty-two thousand, seventy-seven".