20114121011 has 4 divisors (see below), whose sum is σ = 20130870024. Its totient is φ = 20097372000.

The previous prime is 20114120969. The next prime is 20114121043. The reversal of 20114121011 is 11012141102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20114121011 - 2¹⁴ = 20114104627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20114121091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8372705 + ... + 8375106.

It is an arithmetic number, because the mean of its divisors is an integer number (5032717506).

Almost surely, 2^20114121011 is an apocalyptic number.

20114121011 is a deficient number, since it is larger than the sum of its proper divisors (16749013).

20114121011 is a wasteful number, since it uses less digits than its factorization.

20114121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16749012.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20114121011 its reverse (11012141102), we get a palindrome (31126262113).

The spelling of 20114121011 in words is "twenty billion, one hundred fourteen million, one hundred twenty-one thousand, eleven".