201010210001100 has 216 divisors, whose sum is σ = 664484272437440. Its totient is φ = 50684427872640.

The previous prime is 201010210001077. The next prime is 201010210001101. The reversal of 201010210001100 is 1100012010102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (201010210001101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2294734 + ... + 20181333.

Almost surely, 2^{201010210001100} is an apocalyptic number.

201010210001100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201010210001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332242136218720).

201010210001100 is an abundant number, since it is smaller than the sum of its proper divisors (463474062436340).

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

201010210001100 is a wasteful number, since it uses less digits than its factorization.

201010210001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22476629 (or 22476619 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201010210001100 its reverse (1100012010102), we get a palindrome (202110222011202).

The spelling of 201010210001100 in words is "two hundred one trillion, ten billion, two hundred ten million, one thousand, one hundred".