30151220000 has 240 divisors, whose sum is σ = 83549055744. Its totient is φ = 10608000000.

The previous prime is 30151219991. The next prime is 30151220039. The reversal of 30151220000 is 2215103.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6817790 + ... + 6822210.

Almost surely, 2^30151220000 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 30151220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41774527872).

30151220000 is an abundant number, since it is smaller than the sum of its proper divisors (53397835744).

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

30151220000 is a wasteful number, since it uses less digits than its factorization.

30151220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4493 (or 4470 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

Adding to 30151220000 its reverse (2215103), we get a palindrome (30153435103).

The spelling of 30151220000 in words is "thirty billion, one hundred fifty-one million, two hundred twenty thousand".