30300301020 has 48 divisors (see below), whose sum is σ = 92553648768. Its totient is φ = 7345527360.

The previous prime is 30300301019. The next prime is 30300301027. The reversal of 30300301020 is 2010300303.

It is a happy number.

It is a super-2 number, since 2×30300301020² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 30300300987 and 30300301005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30300301027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22954114 + ... + 22955433.

It is an arithmetic number, because the mean of its divisors is an integer number (1928201016).

Almost surely, 2^30300301020 is an apocalyptic number.

30300301020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30300301020 is an abundant number, since it is smaller than the sum of its proper divisors (62253347748).

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

30300301020 is a wasteful number, since it uses less digits than its factorization.

30300301020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45909570 (or 45909568 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

Adding to 30300301020 its reverse (2010300303), we get a palindrome (32310601323).

The spelling of 30300301020 in words is "thirty billion, three hundred million, three hundred one thousand, twenty".