2022123311 has 4 divisors (see below), whose sum is σ = 2177671272. Its totient is φ = 1866575352.

The previous prime is 2022123283. The next prime is 2022123359. The reversal of 2022123311 is 1133212202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2022123311 - 2¹⁰ = 2022122287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2022123311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022120311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77773961 + ... + 77773986.

It is an arithmetic number, because the mean of its divisors is an integer number (544417818).

Almost surely, 2^2022123311 is an apocalyptic number.

2022123311 is a deficient number, since it is larger than the sum of its proper divisors (155547961).

2022123311 is a wasteful number, since it uses less digits than its factorization.

2022123311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155547960.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2022123311 is about 44968.0254291869. The cubic root of 2022123311 is about 1264.5496292369.

Adding to 2022123311 its reverse (1133212202), we get a palindrome (3155335513).

The spelling of 2022123311 in words is "two billion, twenty-two million, one hundred twenty-three thousand, three hundred eleven".