201100323102030 has 512 divisors, whose sum is σ = 623778104217600. Its totient is φ = 45646675200000.

The previous prime is 201100323101987. The next prime is 201100323102103. The reversal of 201100323102030 is 30201323001102.

201100323102030 is a `hidden beast` number, since 20 + 1 + 100 + 32 + 310 + 203 + 0 = 666.

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 = 201100323101994 and 201100323102012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 372759480 + ... + 373298580.

It is an arithmetic number, because the mean of its divisors is an integer number (1218316609800).

Almost surely, 2^{201100323102030} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201100323102030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311889052108800).

201100323102030 is an abundant number, since it is smaller than the sum of its proper divisors (422677781115570).

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

201100323102030 is a wasteful number, since it uses less digits than its factorization.

201100323102030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539289 (or 539283 counting only the distinct ones).

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

Adding to 201100323102030 its reverse (30201323001102), we get a palindrome (231301646103132).

The spelling of 201100323102030 in words is "two hundred one trillion, one hundred billion, three hundred twenty-three million, one hundred two thousand, thirty".