30335120013212 has 192 divisors, whose sum is σ = 66980824694784. Its totient is φ = 11739270090240.

The previous prime is 30335120013193. The next prime is 30335120013223. The reversal of 30335120013212 is 21231002153303.

It is a super-2 number, since 2×30335120013212² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 121359953 + ... + 121609655.

It is an arithmetic number, because the mean of its divisors is an integer number (348858461952).

Almost surely, 2^{30335120013212} 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 30335120013212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33490412347392).

30335120013212 is an abundant number, since it is smaller than the sum of its proper divisors (36645704681572).

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

30335120013212 is a wasteful number, since it uses less digits than its factorization.

30335120013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249928 (or 249926 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 30335120013212 its reverse (21231002153303), we get a palindrome (51566122166515).

The spelling of 30335120013212 in words is "thirty trillion, three hundred thirty-five billion, one hundred twenty million, thirteen thousand, two hundred twelve".