20220133311 has 12 divisors (see below), whose sum is σ = 33379267792. Its totient is φ = 11554361856.

The previous prime is 20220133261. The next prime is 20220133321. The reversal of 20220133311 is 11333102202.

20220133311 is a `hidden beast` number, since 2 + 0 + 220 + 133 + 311 = 666.

It is not a de Polignac number, because 20220133311 - 2¹³ = 20220125119 is a prime.

It is a super-2 number, since 2×20220133311² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220133321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160477186 + ... + 160477311.

Almost surely, 2^20220133311 is an apocalyptic number.

20220133311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20220133311 is a deficient number, since it is larger than the sum of its proper divisors (13159134481).

20220133311 is a wasteful number, since it uses less digits than its factorization.

20220133311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320954510 (or 320954507 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20220133311 its reverse (11333102202), we get a palindrome (31553235513).

The spelling of 20220133311 in words is "twenty billion, two hundred twenty million, one hundred thirty-three thousand, three hundred eleven".