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2212220020002 = 23942139136327
BaseRepresentation
bin100000001100010010100…
…101101010010100100010
321211111010102020212111220
4200030102211222110202
5242221111311120002
64412140240315510
7315553605624366
oct40142245522442
97744112225456
102212220020002
1178321958a973
122b88b0012b96
131307c44918c5
14791018a32a6
153c8291837bc
hex2031296a522

2212220020002 has 16 divisors (see below), whose sum is σ = 4424909788992. Its totient is φ = 737328381840.

The previous prime is 2212220020001. The next prime is 2212220020039. The reversal of 2212220020002 is 2000200222122.

It is not an unprimeable number, because it can be changed into a prime (2212220020001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19511638 + ... + 19624689.

It is an arithmetic number, because the mean of its divisors is an integer number (276556861812).

Almost surely, 22212220020002 is an apocalyptic number.

2212220020002 is an abundant number, since it is smaller than the sum of its proper divisors (2212689768990).

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

2212220020002 is a wasteful number, since it uses less digits than its factorization.

2212220020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39145753.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2212220020002 its reverse (2000200222122), we get a palindrome (4212420242124).

The spelling of 2212220020002 in words is "two trillion, two hundred twelve billion, two hundred twenty million, twenty thousand, two".

Divisors: 1 2 3 6 9421 18842 28263 56526 39136327 78272654 117408981 234817962 368703336667 737406673334 1106110010001 2212220020002