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2210122232020 = 225127870126863
BaseRepresentation
bin100000001010010101100…
…011001111000011010100
321211021201012220012101201
4200022111203033003110
5242202312242411040
64411152141402244
7315450614002423
oct40122543170324
97737635805351
102210122232020
1178234242279a
122b8405569384
1313054b999841
1478d830312ba
153c754e06a9a
hex202958cf0d4

2210122232020 has 24 divisors (see below), whose sum is σ = 4677802020864. Its totient is φ = 877087876896.

The previous prime is 2210122231997. The next prime is 2210122232039. The reversal of 2210122232020 is 202322210122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435060892 + ... + 435065971.

It is an arithmetic number, because the mean of its divisors is an integer number (194908417536).

Almost surely, 22210122232020 is an apocalyptic number.

2210122232020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210122232020 is an abundant number, since it is smaller than the sum of its proper divisors (2467679788844).

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

2210122232020 is a wasteful number, since it uses less digits than its factorization.

2210122232020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870126999 (or 870126997 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2210122232020 its reverse (202322210122), we get a palindrome (2412444442142).

The spelling of 2210122232020 in words is "two trillion, two hundred ten billion, one hundred twenty-two million, two hundred thirty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 2540 870126863 1740253726 3480507452 4350634315 8701268630 17402537260 110506111601 221012223202 442024446404 552530558005 1105061116010 2210122232020