Search a number
-
+
201030212100000 = 253552197730491
BaseRepresentation
bin101101101101010111111110…
…011000011001111110100000
3222100210022010010110011221010
4231231113332120121332200
5202322134333244200000
61551320000550100520
760225645026553663
oct5555277630317640
9870708103404833
10201030212100000
115906648597a128
121a66900334a740
1388230b585246a
14378dcb27276da
1518393ccd78d50
hexb6d5fe619fa0

201030212100000 has 288 divisors, whose sum is σ = 659639812974912. Its totient is φ = 53603859200000.

The previous prime is 201030212099999. The next prime is 201030212100007. The reversal of 201030212100000 is 1212030102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (201030212100007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6593084755 + ... + 6593115245.

It is an arithmetic number, because the mean of its divisors is an integer number (2290416017274).

Almost surely, 2201030212100000 is an apocalyptic number.

201030212100000 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 201030212100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329819906487456).

201030212100000 is an abundant number, since it is smaller than the sum of its proper divisors (458609600874912).

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

201030212100000 is an equidigital number, since it uses as much as digits as its factorization.

201030212100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52506 (or 52478 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201030212100000 its reverse (1212030102), we get a palindrome (201031424130102).

The spelling of 201030212100000 in words is "two hundred one trillion, thirty billion, two hundred twelve million, one hundred thousand".