30223321320 has 64 divisors (see below), whose sum is σ = 91688760000. Its totient is φ = 7968992768.

The previous prime is 30223321313. The next prime is 30223321333. The reversal of 30223321320 is 2312332203.

It is a super-2 number, since 2×30223321320² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1404270 + ... + 1425629.

It is an arithmetic number, because the mean of its divisors is an integer number (1432636875).

Almost surely, 2^30223321320 is an apocalyptic number.

30223321320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30223321320 is an abundant number, since it is smaller than the sum of its proper divisors (61465438680).

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

30223321320 is a wasteful number, since it uses less digits than its factorization.

30223321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2830002 (or 2829998 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 30223321320 its reverse (2312332203), we get a palindrome (32535653523).

The spelling of 30223321320 in words is "thirty billion, two hundred twenty-three million, three hundred twenty-one thousand, three hundred twenty".