30342332112 has 80 divisors (see below), whose sum is σ = 82770922560. Its totient is φ = 9551471616.

The previous prime is 30342332057. The next prime is 30342332201. The reversal of 30342332112 is 21123324303.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 236628 + ... + 341580.

It is an arithmetic number, because the mean of its divisors is an integer number (1034636532).

Almost surely, 2^30342332112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30342332112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41385461280).

30342332112 is an abundant number, since it is smaller than the sum of its proper divisors (52428590448).

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

30342332112 is a wasteful number, since it uses less digits than its factorization.

30342332112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105300 (or 105294 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 30342332112 its reverse (21123324303), we get a palindrome (51465656415).

The spelling of 30342332112 in words is "thirty billion, three hundred forty-two million, three hundred thirty-two thousand, one hundred twelve".