20113241211 has 12 divisors (see below), whose sum is σ = 33202810992. Its totient is φ = 11493280656.

The previous prime is 20113241209. The next prime is 20113241233. The reversal of 20113241211 is 11214231102.

20113241211 is a `hidden beast` number, since 201 + 13 + 241 + 211 = 666.

It is not a de Polignac number, because 20113241211 - 2¹ = 20113241209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20113241011) 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, 159628836 + ... + 159628961.

It is an arithmetic number, because the mean of its divisors is an integer number (2766900916).

Almost surely, 2^20113241211 is an apocalyptic number.

20113241211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20113241211 is a deficient number, since it is larger than the sum of its proper divisors (13089569781).

20113241211 is a wasteful number, since it uses less digits than its factorization.

20113241211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319257810 (or 319257807 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 20113241211 its reverse (11214231102), we get a palindrome (31327472313).

The spelling of 20113241211 in words is "twenty billion, one hundred thirteen million, two hundred forty-one thousand, two hundred eleven".