20201123034013 has 8 divisors (see below), whose sum is σ = 21265976386368. Its totient is φ = 19151814986304.

The previous prime is 20201123033983. The next prime is 20201123034019. The reversal of 20201123034013 is 31043032110202.

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 20201123034013 - 2⁹ = 20201123033501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201123034019) 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, 3886323495 + ... + 3886328692.

It is an arithmetic number, because the mean of its divisors is an integer number (2658247048296).

Almost surely, 2^{20201123034013} is an apocalyptic number.

20201123034013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20201123034013 is a deficient number, since it is larger than the sum of its proper divisors (1064853352355).

20201123034013 is a wasteful number, since it uses less digits than its factorization.

20201123034013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7772652323.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20201123034013 its reverse (31043032110202), we get a palindrome (51244155144215).

The spelling of 20201123034013 in words is "twenty trillion, two hundred one billion, one hundred twenty-three million, thirty-four thousand, thirteen".