20211124011 has 32 divisors (see below), whose sum is σ = 30567425280. Its totient is φ = 11775715200.

The previous prime is 20211123899. The next prime is 20211124057. The reversal of 20211124011 is 11042111202.

It is not a de Polignac number, because 20211124011 - 2⁷ = 20211123883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20211124411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1334421 + ... + 1349481.

It is an arithmetic number, because the mean of its divisors is an integer number (955232040).

Almost surely, 2^20211124011 is an apocalyptic number.

20211124011 is a deficient number, since it is larger than the sum of its proper divisors (10356301269).

20211124011 is a wasteful number, since it uses less digits than its factorization.

20211124011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16907.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20211124011 its reverse (11042111202), we get a palindrome (31253235213).

The spelling of 20211124011 in words is "twenty billion, two hundred eleven million, one hundred twenty-four thousand, eleven".