30213808328 has 32 divisors (see below), whose sum is σ = 61952148000. Its totient is φ = 13699954560.

The previous prime is 30213808283. The next prime is 30213808337. The reversal of 30213808328 is 82380831203.

It is a super-2 number, since 2×30213808328² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30213808291 and 30213808300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383738 + ... + 455721.

It is an arithmetic number, because the mean of its divisors is an integer number (1936004625).

Almost surely, 2^30213808328 is an apocalyptic number.

It is an amenable number.

30213808328 is an abundant number, since it is smaller than the sum of its proper divisors (31738339672).

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

30213808328 is a wasteful number, since it uses less digits than its factorization.

30213808328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839885 (or 839881 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 30213808328 in words is "thirty billion, two hundred thirteen million, eight hundred eight thousand, three hundred twenty-eight".