2122311245 has 8 divisors (see below), whose sum is σ = 2577458016. Its totient is φ = 1677392656.

The previous prime is 2122311227. The next prime is 2122311259. The reversal of 2122311245 is 5421132212.

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 2122311245 - 2¹⁰ = 2122310221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2122311245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2556587 + ... + 2557416.

It is an arithmetic number, because the mean of its divisors is an integer number (322182252).

Almost surely, 2^2122311245 is an apocalyptic number.

It is an amenable number.

2122311245 is a deficient number, since it is larger than the sum of its proper divisors (455146771).

2122311245 is an equidigital number, since it uses as much as digits as its factorization.

2122311245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114091.

The product of its digits is 960, while the sum is 23.

The square root of 2122311245 is about 46068.5494128044. The cubic root of 2122311245 is about 1285.0983275503.

Adding to 2122311245 its reverse (5421132212), we get a palindrome (7543443457).

The spelling of 2122311245 in words is "two billion, one hundred twenty-two million, three hundred eleven thousand, two hundred forty-five".