30320221004 has 24 divisors (see below), whose sum is σ = 57020125680. Its totient is φ = 14055376896.

The previous prime is 30320220949. The next prime is 30320221013. The reversal of 30320221004 is 40012202303.

It is a super-3 number, since 3×30320221004³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 3322949 + ... + 3332060.

It is an arithmetic number, because the mean of its divisors is an integer number (2375838570).

Almost surely, 2^30320221004 is an apocalyptic number.

30320221004 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

30320221004 is a deficient number, since it is larger than the sum of its proper divisors (26699904676).

30320221004 is a wasteful number, since it uses less digits than its factorization.

30320221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655097 (or 6655095 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 30320221004 its reverse (40012202303), we get a palindrome (70332423307).

The spelling of 30320221004 in words is "thirty billion, three hundred twenty million, two hundred twenty-one thousand, four".