20310011330 has 64 divisors (see below), whose sum is σ = 43200283392. Its totient is φ = 6729999360.

The previous prime is 20310011327. The next prime is 20310011339. The reversal of 20310011330 is 3311001302.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (20310011339) 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, 274022 + ... + 340158.

It is an arithmetic number, because the mean of its divisors is an integer number (675004428).

Almost surely, 2^20310011330 is an apocalyptic number.

20310011330 is an abundant number, since it is smaller than the sum of its proper divisors (22890272062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20310011330 is a wasteful number, since it uses less digits than its factorization.

20310011330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66299.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 20310011330 its reverse (3311001302), we get a palindrome (23621012632).

The spelling of 20310011330 in words is "twenty billion, three hundred ten million, eleven thousand, three hundred thirty".