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2022111122 = 21011055561
BaseRepresentation
bin111100010000110…
…1111011110010010
312012220221212222112
41320201233132102
513120130023442
6532352505322
7101052442463
oct17041573622
95186855875
102022111122
1194847a019
1248524b242
13262c19675
141527b2d6a
15bc7ce082
hex7886f792

2022111122 has 4 divisors (see below), whose sum is σ = 3033166686. Its totient is φ = 1011055560.

The previous prime is 2022111109. The next prime is 2022111131. The reversal of 2022111122 is 2211112202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1960629841 + 61481281 = 44279^2 + 7841^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2022111097 and 2022111106.

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 as a sum of consecutive naturals, namely, 505527779 + ... + 505527782.

Almost surely, 22022111122 is an apocalyptic number.

2022111122 is a deficient number, since it is larger than the sum of its proper divisors (1011055564).

2022111122 is a wasteful number, since it uses less digits than its factorization.

2022111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011055563.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2022111122 is about 44967.8898993493. The cubic root of 2022111122 is about 1264.5470884050.

Adding to 2022111122 its reverse (2211112202), we get a palindrome (4233223324).

The spelling of 2022111122 in words is "two billion, twenty-two million, one hundred eleven thousand, one hundred twenty-two".

Divisors: 1 2 1011055561 2022111122