20023002313201 has 4 divisors (see below), whose sum is σ = 20042846716900. Its totient is φ = 20003157909504.

The previous prime is 20023002313187. The next prime is 20023002313219. The reversal of 20023002313201 is 10231320032002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1885829295025 + 18137173018176 = 1373255^2 + 4258776^2 .

It is a cyclic number.

It is not a de Polignac number, because 20023002313201 - 2³⁵ = 19988642574833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20023002313001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9922200336 + ... + 9922202353.

It is an arithmetic number, because the mean of its divisors is an integer number (5010711679225).

Almost surely, 2^{20023002313201} is an apocalyptic number.

It is an amenable number.

20023002313201 is a deficient number, since it is larger than the sum of its proper divisors (19844403699).

20023002313201 is a wasteful number, since it uses less digits than its factorization.

20023002313201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19844403698.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20023002313201 its reverse (10231320032002), we get a palindrome (30254322345203).

The spelling of 20023002313201 in words is "twenty trillion, twenty-three billion, two million, three hundred thirteen thousand, two hundred one".