20222143311 has 16 divisors (see below), whose sum is σ = 27095685120. Its totient is φ = 13415069280.

The previous prime is 20222143309. The next prime is 20222143313. The reversal of 20222143311 is 11334122202.

It is an interprime number because it is at equal distance from previous prime (20222143309) and next prime (20222143313).

It is not a de Polignac number, because 20222143311 - 2¹ = 20222143309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222143313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1940926 + ... + 1951316.

It is an arithmetic number, because the mean of its divisors is an integer number (1693480320).

Almost surely, 2^20222143311 is an apocalyptic number.

20222143311 is a deficient number, since it is larger than the sum of its proper divisors (6873541809).

20222143311 is a wasteful number, since it uses less digits than its factorization.

20222143311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13526.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20222143311 its reverse (11334122202), we get a palindrome (31556265513).

The spelling of 20222143311 in words is "twenty billion, two hundred twenty-two million, one hundred forty-three thousand, three hundred eleven".