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20222222312010 = 23525713012016031
BaseRepresentation
bin1001001100100010110100…
…11000001010001001001010
32122121020002102221121101010
410212101122120022021022
510122310102402441020
6111001543301304350
74155002343350355
oct446213230121112
978536072847333
1020222222312010
116497218337154
1223272514050b6
13b38c41521a54
144dca9182d29c
1525105e1edde0
hex12645a60a24a

20222222312010 has 64 divisors (see below), whose sum is σ = 48759653182464. Its totient is φ = 5367478272000.

The previous prime is 20222222311987. The next prime is 20222222312027. The reversal of 20222222312010 is 1021322222202.

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 31 ways as a sum of consecutive naturals, for example, 9022695 + ... + 11038725.

It is an arithmetic number, because the mean of its divisors is an integer number (761869580976).

Almost surely, 220222222312010 is an apocalyptic number.

20222222312010 is an abundant number, since it is smaller than the sum of its proper divisors (28537430870454).

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

20222222312010 is a wasteful number, since it uses less digits than its factorization.

20222222312010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017599.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20222222312010 its reverse (1021322222202), we get a palindrome (21243544534212).

The spelling of 20222222312010 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty-two million, three hundred twelve thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 257 514 771 1285 1301 1542 2570 2602 3855 3903 6505 7710 7806 13010 19515 39030 334357 668714 1003071 1671785 2006142 2016031 3343570 4032062 5015355 6048093 10030710 10080155 12096186 20160310 30240465 60480930 518119967 1036239934 1554359901 2590599835 2622856331 3108719802 5181199670 5245712662 7771799505 7868568993 13114281655 15543599010 15737137986 26228563310 39342844965 78685689930 674074077067 1348148154134 2022222231201 3370370385335 4044444462402 6740740770670 10111111156005 20222222312010