20232011533013 has 16 divisors (see below), whose sum is σ = 23981298892800. Its totient is φ = 16702776644400.

The previous prime is 20232011533001. The next prime is 20232011533057. The reversal of 20232011533013 is 31033511023202.

It is not a de Polignac number, because 20232011533013 - 2¹⁸ = 20232011270869 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 (20232011533913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220890413 + ... + 220981986.

It is an arithmetic number, because the mean of its divisors is an integer number (1498831180800).

Almost surely, 2^{20232011533013} is an apocalyptic number.

It is an amenable number.

20232011533013 is a deficient number, since it is larger than the sum of its proper divisors (3749287359787).

20232011533013 is a wasteful number, since it uses less digits than its factorization.

20232011533013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441872648.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 20232011533013 its reverse (31033511023202), we get a palindrome (51265522556215).

The spelling of 20232011533013 in words is "twenty trillion, two hundred thirty-two billion, eleven million, five hundred thirty-three thousand, thirteen".