20211111103113 has 24 divisors (see below), whose sum is σ = 33384436819968. Its totient is φ = 11542261482432.

The previous prime is 20211111103061. The next prime is 20211111103133. The reversal of 20211111103113 is 31130111111202.

20211111103113 is a `hidden beast` number, since 20 + 211 + 11 + 110 + 311 + 3 = 666.

It is not a de Polignac number, because 20211111103113 - 2¹³ = 20211111094921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20211111103133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96350820 + ... + 96560357.

It is an arithmetic number, because the mean of its divisors is an integer number (1391018200832).

Almost surely, 2^{20211111103113} is an apocalyptic number.

It is an amenable number.

20211111103113 is a deficient number, since it is larger than the sum of its proper divisors (13173325716855).

20211111103113 is a wasteful number, since it uses less digits than its factorization.

20211111103113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192912853 (or 192912850 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 20211111103113 its reverse (31130111111202), we get a palindrome (51341222214315).

The spelling of 20211111103113 in words is "twenty trillion, two hundred eleven billion, one hundred eleven million, one hundred three thousand, one hundred thirteen".