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20212222022000 = 2453316123322937
BaseRepresentation
bin1001001100010000001100…
…10100000101000101110000
32122120021021111122020102122
410212020012110011011300
510122124112314201000
6110553211104333412
74154166463320041
oct446100624050560
978507244566378
1020212222022000
116492a56444268
122325320314268
13b38009762598
144dc3c36328c8
15250b762d5085
hex126206505170

20212222022000 has 320 divisors, whose sum is σ = 51499067563008. Its totient is φ = 7662458880000.

The previous prime is 20212222021991. The next prime is 20212222022053. The reversal of 20212222022000 is 22022221202.

It is a self number, because there is not a number n which added to its sum of digits gives 20212222022000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 881194532 + ... + 881217468.

Almost surely, 220212222022000 is an apocalyptic number.

20212222022000 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 20212222022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25749533781504).

20212222022000 is an abundant number, since it is smaller than the sum of its proper divisors (31286845541008).

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

20212222022000 is a wasteful number, since it uses less digits than its factorization.

20212222022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23285 (or 23269 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20212222022000 its reverse (22022221202), we get a palindrome (20234244243202).

The spelling of 20212222022000 in words is "twenty trillion, two hundred twelve billion, two hundred twenty-two million, twenty-two thousand".