20013232130333 has 32 divisors (see below), whose sum is σ = 22299359854464. Its totient is φ = 17844051843072.

The previous prime is 20013232130329. The next prime is 20013232130341. The reversal of 20013232130333 is 33303123231002.

It is a happy number.

It is not a de Polignac number, because 20013232130333 - 2² = 20013232130329 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 (20013232130363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27625385 + ... + 28340577.

It is an arithmetic number, because the mean of its divisors is an integer number (696854995452).

Almost surely, 2^{20013232130333} is an apocalyptic number.

It is an amenable number.

20013232130333 is a deficient number, since it is larger than the sum of its proper divisors (2286127724131).

20013232130333 is a wasteful number, since it uses less digits than its factorization.

20013232130333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715805.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 20013232130333 its reverse (33303123231002), we get a palindrome (53316355361335).

The spelling of 20013232130333 in words is "twenty trillion, thirteen billion, two hundred thirty-two million, one hundred thirty thousand, three hundred thirty-three".