20124231210011 has 8 divisors (see below), whose sum is σ = 20597380964160. Its totient is φ = 19651315291272.

The previous prime is 20124231209993. The next prime is 20124231210077. The reversal of 20124231210011 is 11001213242102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20124231210011 - 2⁶ = 20124231209947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20124231212011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58284701 + ... + 58628958.

It is an arithmetic number, because the mean of its divisors is an integer number (2574672620520).

Almost surely, 2^{20124231210011} is an apocalyptic number.

20124231210011 is a deficient number, since it is larger than the sum of its proper divisors (473149754149).

20124231210011 is a wasteful number, since it uses less digits than its factorization.

20124231210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116917705.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 20124231210011 its reverse (11001213242102), we get a palindrome (31125444452113).

The spelling of 20124231210011 in words is "twenty trillion, one hundred twenty-four billion, two hundred thirty-one million, two hundred ten thousand, eleven".