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2130211031000 = 235313216577607
BaseRepresentation
bin11110111111111010011…
…110001100011111011000
321112122110001212120200212
4132333322132030133120
5234400133010443000
64310334435150252
7306621421002113
oct36777236143730
97478401776625
102130211031000
117514656576a8
122a4a23445388
13125b55086100
1475161dad57a
153a629628c35
hex1effa78c7d8

2130211031000 has 192 divisors, whose sum is σ = 5401594486080. Its totient is φ = 785961446400.

The previous prime is 2130211030993. The next prime is 2130211031057. The reversal of 2130211031000 is 1301120312.

It is a super-2 number, since 2×21302110310002 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 280029197 + ... + 280036803.

It is an arithmetic number, because the mean of its divisors is an integer number (28133304615).

Almost surely, 22130211031000 is an apocalyptic number.

2130211031000 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 2130211031000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2700797243040).

2130211031000 is an abundant number, since it is smaller than the sum of its proper divisors (3271383455080).

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

2130211031000 is a wasteful number, since it uses less digits than its factorization.

2130211031000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9311 (or 9284 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 2130211031000 its reverse (1301120312), we get a palindrome (2131512151312).

The spelling of 2130211031000 in words is "two trillion, one hundred thirty billion, two hundred eleven million, thirty-one thousand".