33112232130 has 32 divisors (see below), whose sum is σ = 81317484864. Its totient is φ = 8624581056.

The previous prime is 33112232117. The next prime is 33112232201. The reversal of 33112232130 is 3123221133.

It is a junction number, because it is equal to n+sod(n) for n = 33112232097 and 33112232106.

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, 12832909 + ... + 12835488.

It is an arithmetic number, because the mean of its divisors is an integer number (2541171402).

Almost surely, 2^33112232130 is an apocalyptic number.

33112232130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33112232130 is an abundant number, since it is smaller than the sum of its proper divisors (48205252734).

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

33112232130 is a wasteful number, since it uses less digits than its factorization.

33112232130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25668450.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 33112232130 its reverse (3123221133), we get a palindrome (36235453263).

The spelling of 33112232130 in words is "thirty-three billion, one hundred twelve million, two hundred thirty-two thousand, one hundred thirty".