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20201022022 = 218839536149
BaseRepresentation
bin10010110100000100…
…110010001001000110
31221010211210020121211
4102310010302021012
5312332430201042
613140310002034
71313412565636
oct226404621106
957124706554
1020201022022
118626a4a925
123ab934631a
131b9c22c18c
14d98c926c6
157d3728017
hex4b4132246

20201022022 has 8 divisors (see below), whose sum is σ = 30303198000. Its totient is φ = 10099956024.

The previous prime is 20201022007. The next prime is 20201022029. The reversal of 20201022022 is 22022010202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20201021993 and 20201022011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201022029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230397 + ... + 305752.

It is an arithmetic number, because the mean of its divisors is an integer number (3787899750).

Almost surely, 220201022022 is an apocalyptic number.

20201022022 is a deficient number, since it is larger than the sum of its proper divisors (10102175978).

20201022022 is a wasteful number, since it uses less digits than its factorization.

20201022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554990.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20201022022 its reverse (22022010202), we get a palindrome (42223032224).

The spelling of 20201022022 in words is "twenty billion, two hundred one million, twenty-two thousand, twenty-two".

Divisors: 1 2 18839 37678 536149 1072298 10100511011 20201022022