201200004123210 has 48 divisors (see below), whose sum is σ = 523120951102464. Its totient is φ = 53653237983456.

The previous prime is 201200004123203. The next prime is 201200004123211. The reversal of 201200004123210 is 12321400002102.

It is a happy number.

201200004123210 is a `hidden beast` number, since 20 + 1 + 20 + 0 + 0 + 0 + 412 + 3 + 210 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (201200004123211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58352599 + ... + 61704341.

It is an arithmetic number, because the mean of its divisors is an integer number (10898353147968).

Almost surely, 2^{201200004123210} is an apocalyptic number.

201200004123210 is an abundant number, since it is smaller than the sum of its proper divisors (321920946979254).

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

201200004123210 is a wasteful number, since it uses less digits than its factorization.

201200004123210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018739 (or 4018736 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201200004123210 its reverse (12321400002102), we get a palindrome (213521404125312).

The spelling of 201200004123210 in words is "two hundred one trillion, two hundred billion, four million, one hundred twenty-three thousand, two hundred ten".