201102234030 has 96 divisors (see below), whose sum is σ = 542882995200. Its totient is φ = 53562801312.

The previous prime is 201102234029. The next prime is 201102234041. The reversal of 201102234030 is 30432201102.

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

It is a junction number, because it is equal to n+sod(n) for n = 201102233994 and 201102234012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1989451 + ... + 2088089.

It is an arithmetic number, because the mean of its divisors is an integer number (5655031200).

Almost surely, 2^201102234030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201102234030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271441497600).

201102234030 is an abundant number, since it is smaller than the sum of its proper divisors (341780761170).

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

201102234030 is an equidigital number, since it uses as much as digits as its factorization.

201102234030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99500 (or 99488 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201102234030 its reverse (30432201102), we get a palindrome (231534435132).

The spelling of 201102234030 in words is "two hundred one billion, one hundred two million, two hundred thirty-four thousand, thirty".