20301203034 has 36 divisors (see below), whose sum is σ = 51167320074. Its totient is φ = 5800343472.

The previous prime is 20301203029. The next prime is 20301203057. The reversal of 20301203034 is 43030210302.

It can be written as a sum of positive squares in only one way, i.e., 19837877409 + 463325625 = 140847^2 + 21525^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20301202998 and 20301203016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11507737 + ... + 11509500.

Almost surely, 2^20301203034 is an apocalyptic number.

20301203034 is an abundant number, since it is smaller than the sum of its proper divisors (30866117040).

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

20301203034 is a wasteful number, since it uses less digits than its factorization.

20301203034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23017259 (or 23017249 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20301203034 its reverse (43030210302), we get a palindrome (63331413336).

The spelling of 20301203034 in words is "twenty billion, three hundred one million, two hundred three thousand, thirty-four".