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2022012222220 = 225701144223411
BaseRepresentation
bin11101011011001001010…
…100011111101100001100
321011022011111201121011201
4131123021110133230030
5231112040112102340
64144522151155244
7266041230210034
oct35331124375414
97138144647151
102022012222220
1170a592205181
12287a67975b24
131188a0aa5533
146dc1a0d28c4
15378e572279a
hex1d6c951fb0c

2022012222220 has 24 divisors (see below), whose sum is σ = 4252283079408. Its totient is φ = 807651096000.

The previous prime is 2022012222211. The next prime is 2022012222229. The reversal of 2022012222220 is 222222102202.

It is an interprime number because it is at equal distance from previous prime (2022012222211) and next prime (2022012222229).

It is not an unprimeable number, because it can be changed into a prime (2022012222229) 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, 72097686 + ... + 72125725.

It is an arithmetic number, because the mean of its divisors is an integer number (177178461642).

Almost surely, 22022012222220 is an apocalyptic number.

2022012222220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022012222220 is an abundant number, since it is smaller than the sum of its proper divisors (2230270857188).

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

2022012222220 is a wasteful number, since it uses less digits than its factorization.

2022012222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144224121 (or 144224119 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 2022012222220 its reverse (222222102202), we get a palindrome (2244234324422).

The spelling of 2022012222220 in words is "two trillion, twenty-two billion, twelve million, two hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 701 1402 2804 3505 7010 14020 144223411 288446822 576893644 721117055 1442234110 2884468220 101100611111 202201222222 404402444444 505503055555 1011006111110 2022012222220