30623221132320 has 144 divisors (see below), whose sum is σ = 102471232284288. Its totient is φ = 7685828014080.

The previous prime is 30623221132307. The next prime is 30623221132327. The reversal of 30623221132320 is 2323112232603.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (30623221132327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110239096 + ... + 110516535.

It is an arithmetic number, because the mean of its divisors is an integer number (711605779752).

Almost surely, 2^{30623221132320} is an apocalyptic number.

30623221132320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30623221132320 is an abundant number, since it is smaller than the sum of its proper divisors (71848011151968).

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

30623221132320 is a wasteful number, since it uses less digits than its factorization.

30623221132320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220755683 (or 220755658 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 30623221132320 its reverse (2323112232603), we get a palindrome (32946333364923).

The spelling of 30623221132320 in words is "thirty trillion, six hundred twenty-three billion, two hundred twenty-one million, one hundred thirty-two thousand, three hundred twenty".