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20022300000 = 25325522247
BaseRepresentation
bin10010101001011011…
…000000110101100000
31220200101111020002200
4102221123000311200
5312001202100000
613110443213200
71306112512323
oct225133006540
956611436080
1020022300000
11854508037a
123a69517200
131b711b4bc1
14d7d24c7ba
157c2bc3500
hex4a96c0d60

20022300000 has 216 divisors, whose sum is σ = 71171663472. Its totient is φ = 5339040000.

The previous prime is 20022299989. The next prime is 20022300017. The reversal of 20022300000 is 322002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 888877 + ... + 911123.

It is an arithmetic number, because the mean of its divisors is an integer number (329498442).

Almost surely, 220022300000 is an apocalyptic number.

20022300000 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 20022300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35585831736).

20022300000 is an abundant number, since it is smaller than the sum of its proper divisors (51149363472).

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

20022300000 is an equidigital number, since it uses as much as digits as its factorization.

20022300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22288 (or 22257 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

Adding to 20022300000 its reverse (322002), we get a palindrome (20022622002).

The spelling of 20022300000 in words is "twenty billion, twenty-two million, three hundred thousand".