30221132230020 has 48 divisors (see below), whose sum is σ = 85778336972160. Its totient is φ = 7948571763456.

The previous prime is 30221132229983. The next prime is 30221132230027. The reversal of 30221132230020 is 2003223112203.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30221132230027) 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, 3449896560 + ... + 3449905319.

It is an arithmetic number, because the mean of its divisors is an integer number (1787048686920).

Almost surely, 2^{30221132230020} is an apocalyptic number.

30221132230020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30221132230020 is an abundant number, since it is smaller than the sum of its proper divisors (55557204742140).

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

30221132230020 is a wasteful number, since it uses less digits than its factorization.

30221132230020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6899801964 (or 6899801962 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30221132230020 its reverse (2003223112203), we get a palindrome (32224355342223).

The spelling of 30221132230020 in words is "thirty trillion, two hundred twenty-one billion, one hundred thirty-two million, two hundred thirty thousand, twenty".