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2000210000000 = 27571391439
BaseRepresentation
bin11101000110110101110…
…011100111100010000000
321002012220001222221210212
4131012311303213202000
5230232412230000000
64130514522013252
7264340032321662
oct35066563474200
97065801887725
102000210000000
11701314443a03
122837a2347228
13116807c10224
146cb4c716532
153706b65ec35
hex1d1b5ce7880

2000210000000 has 256 divisors, whose sum is σ = 5020299648000. Its totient is φ = 793776000000.

The previous prime is 2000209999943. The next prime is 2000210000017. The reversal of 2000210000000 is 120002.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1389999281 + ... + 1390000719.

It is an arithmetic number, because the mean of its divisors is an integer number (19610545500).

Almost surely, 22000210000000 is an apocalyptic number.

2000210000000 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 2000210000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2510149824000).

2000210000000 is an abundant number, since it is smaller than the sum of its proper divisors (3020089648000).

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

2000210000000 is an frugal number, since it uses more digits than its factorization.

2000210000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627 (or 1585 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

Adding to 2000210000000 its reverse (120002), we get a palindrome (2000210120002).

The spelling of 2000210000000 in words is "two trillion, two hundred ten million", and thus it is an aban number.