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22102011330000 = 243547451323321
BaseRepresentation
bin1010000011010000001101…
…00010001011110111010000
32220020221011011121211221020
411001220012202023313100
510344104404400030000
6115001305051555440
74440550305356220
oct501500642136720
986227134554836
1022102011330000
117051457219a18
12258b626a5bb80
13c44297c6ac24
14565a58d36080
15284dcd94cba0
hex141a0688bdd0

22102011330000 has 400 divisors, whose sum is σ = 81562410374016. Its totient is φ = 5050552320000.

The previous prime is 22102011329977. The next prime is 22102011330031. The reversal of 22102011330000 is 3311020122.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 947718340 + ... + 947741660.

Almost surely, 222102011330000 is an apocalyptic number.

22102011330000 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 22102011330000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40781205187008).

22102011330000 is an abundant number, since it is smaller than the sum of its proper divisors (59460399044016).

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

22102011330000 is a wasteful number, since it uses less digits than its factorization.

22102011330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27872 (or 27851 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22102011330000 its reverse (3311020122), we get a palindrome (22105322350122).

The spelling of 22102011330000 in words is "twenty-two trillion, one hundred two billion, eleven million, three hundred thirty thousand".