20113130321303 has 8 divisors (see below), whose sum is σ = 20355563561088. Its totient is φ = 19870699614264.

The previous prime is 20113130321287. The next prime is 20113130321419. The reversal of 20113130321303 is 30312303131102.

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 20113130321303 - 2⁴ = 20113130321287 is a prime.

It is a super-2 number, since 2×20113130321303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113130321203) 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, 18986600 + ... + 20017922.

It is an arithmetic number, because the mean of its divisors is an integer number (2544445445136).

Almost surely, 2^{20113130321303} is an apocalyptic number.

20113130321303 is a deficient number, since it is larger than the sum of its proper divisors (242433239785).

20113130321303 is a wasteful number, since it uses less digits than its factorization.

20113130321303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266373.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 20113130321303 its reverse (30312303131102), we get a palindrome (50425433452405).

The spelling of 20113130321303 in words is "twenty trillion, one hundred thirteen billion, one hundred thirty million, three hundred twenty-one thousand, three hundred three".