30202223312 has 80 divisors (see below), whose sum is σ = 62512998912. Its totient is φ = 14102584320.

The previous prime is 30202223299. The next prime is 30202223323. The reversal of 30202223312 is 21332220203.

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, 7902362 + ... + 7906182.

Almost surely, 2^30202223312 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 30202223312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31256499456).

30202223312 is an abundant number, since it is smaller than the sum of its proper divisors (32310775600).

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

30202223312 is a wasteful number, since it uses less digits than its factorization.

30202223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356 (or 4350 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 30202223312 its reverse (21332220203), we get a palindrome (51534443515).

The spelling of 30202223312 in words is "thirty billion, two hundred two million, two hundred twenty-three thousand, three hundred twelve".