30211332102 has 192 divisors, whose sum is σ = 79923594240. Its totient is φ = 8431480512.

The previous prime is 30211332089. The next prime is 30211332139. The reversal of 30211332102 is 20123311203.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 51467053 + ... + 51467639.

It is an arithmetic number, because the mean of its divisors is an integer number (416268720).

Almost surely, 2^30211332102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30211332102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39961797120).

30211332102 is an abundant number, since it is smaller than the sum of its proper divisors (49712262138).

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

30211332102 is a wasteful number, since it uses less digits than its factorization.

30211332102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 30211332102 its reverse (20123311203), we get a palindrome (50334643305).

The spelling of 30211332102 in words is "thirty billion, two hundred eleven million, three hundred thirty-two thousand, one hundred two".