30220311232 has 28 divisors (see below), whose sum is σ = 60034662760. Its totient is φ = 15093467136.

The previous prime is 30220311223. The next prime is 30220311257. The reversal of 30220311232 is 23211302203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202257 + ... + 318352.

Almost surely, 2^30220311232 is an apocalyptic number.

30220311232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30220311232 is a deficient number, since it is larger than the sum of its proper divisors (29814351528).

30220311232 is an equidigital number, since it uses as much as digits as its factorization.

30220311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521528 (or 521518 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30220311232 its reverse (23211302203), we get a palindrome (53431613435).

The spelling of 30220311232 in words is "thirty billion, two hundred twenty million, three hundred eleven thousand, two hundred thirty-two".