30220313020 has 48 divisors (see below), whose sum is σ = 64257429600. Its totient is φ = 11937363200.

The previous prime is 30220312963. The next prime is 30220313023. The reversal of 30220313020 is 2031302203.

It is a junction number, because it is equal to n+sod(n) for n = 30220312985 and 30220313003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30220313023) 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, 766551 + ... + 805009.

It is an arithmetic number, because the mean of its divisors is an integer number (1338696450).

Almost surely, 2^30220313020 is an apocalyptic number.

It is an amenable number.

30220313020 is an abundant number, since it is smaller than the sum of its proper divisors (34037116580).

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

30220313020 is a wasteful number, since it uses less digits than its factorization.

30220313020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38958 (or 38956 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 30220313020 its reverse (2031302203), we get a palindrome (32251615223).

The spelling of 30220313020 in words is "thirty billion, two hundred twenty million, three hundred thirteen thousand, twenty".