30220120100 has 72 divisors (see below), whose sum is σ = 67516512000. Its totient is φ = 11733638400.

The previous prime is 30220120097. The next prime is 30220120153. The reversal of 30220120100 is 102102203.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 797381 + ... + 834419.

Almost surely, 2^30220120100 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 30220120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33758256000).

30220120100 is an abundant number, since it is smaller than the sum of its proper divisors (37296391900).

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

30220120100 is a wasteful number, since it uses less digits than its factorization.

30220120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37293 (or 37286 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 30220120100 its reverse (102102203), we get a palindrome (30322222303).

The spelling of 30220120100 in words is "thirty billion, two hundred twenty million, one hundred twenty thousand, one hundred".