30113311232 has 20 divisors (see below), whose sum is σ = 60167808426. Its totient is φ = 15056655360.

The previous prime is 30113311171. The next prime is 30113311237. The reversal of 30113311232 is 23211331103.

It can be written as a sum of positive squares in only one way, i.e., 26848788736 + 3264522496 = 163856^2 + 57136^2 .

It is not an unprimeable number, because it can be changed into a prime (30113311237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29407019 + ... + 29408042.

Almost surely, 2^30113311232 is an apocalyptic number.

30113311232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30113311232 is a deficient number, since it is larger than the sum of its proper divisors (30054497194).

30113311232 is an frugal number, since it uses more digits than its factorization.

30113311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58815079 (or 58815063 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 30113311232 its reverse (23211331103), we get a palindrome (53324642335).

The spelling of 30113311232 in words is "thirty billion, one hundred thirteen million, three hundred eleven thousand, two hundred thirty-two".