2122077617 has 4 divisors (see below), whose sum is σ = 2314993776. Its totient is φ = 1929161460.

The previous prime is 2122077599. The next prime is 2122077619. The reversal of 2122077617 is 7167702212.

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 a cyclic number.

It is not a de Polignac number, because 2122077617 - 2²⁰ = 2121029041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122077619) 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 3 ways as a sum of consecutive naturals, for example, 96458063 + ... + 96458084.

It is an arithmetic number, because the mean of its divisors is an integer number (578748444).

Almost surely, 2^2122077617 is an apocalyptic number.

It is an amenable number.

2122077617 is a deficient number, since it is larger than the sum of its proper divisors (192916159).

2122077617 is a wasteful number, since it uses less digits than its factorization.

2122077617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192916158.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 2122077617 is about 46066.0136868820. The cubic root of 2122077617 is about 1285.0511704756.

Adding to 2122077617 its reverse (7167702212), we get a palindrome (9289779829).

The spelling of 2122077617 in words is "two billion, one hundred twenty-two million, seventy-seven thousand, six hundred seventeen".