210203144120000 has 560 divisors, whose sum is σ = 553424181948000. Its totient is φ = 79069089792000.

The previous prime is 210203144119993. The next prime is 210203144120009. The reversal of 210203144120000 is 21441302012.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (210203144120009) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6917064806 + ... + 6917095194.

Almost surely, 2^{210203144120000} is an apocalyptic number.

210203144120000 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 210203144120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276712090974000).

210203144120000 is an abundant number, since it is smaller than the sum of its proper divisors (343221037828000).

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

210203144120000 is an equidigital number, since it uses as much as digits as its factorization.

210203144120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30606 (or 30581 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 210203144120000 its reverse (21441302012), we get a palindrome (210224585422012).

The spelling of 210203144120000 in words is "two hundred ten trillion, two hundred three billion, one hundred forty-four million, one hundred twenty thousand".