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2022111121 = 17316757269
BaseRepresentation
bin111100010000110…
…1111011110010001
312012220221212222111
41320201233132101
513120130023441
6532352505321
7101052442462
oct17041573621
95186855874
102022111121
1194847a018
1248524b241
13262c19674
141527b2d69
15bc7ce081
hex7886f791

2022111121 has 16 divisors (see below), whose sum is σ = 2243151360. Its totient is φ = 1814250240.

The previous prime is 2022111109. The next prime is 2022111131. The reversal of 2022111121 is 1211112202.

It is a cyclic number.

It is not a de Polignac number, because 2022111121 - 25 = 2022111089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2022111131) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6675 + ... + 63943.

It is an arithmetic number, because the mean of its divisors is an integer number (140196960).

Almost surely, 22022111121 is an apocalyptic number.

It is an amenable number.

2022111121 is a deficient number, since it is larger than the sum of its proper divisors (221040239).

2022111121 is a wasteful number, since it uses less digits than its factorization.

2022111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57384.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 2022111121 is about 44967.8898882302. The cubic root of 2022111121 is about 1264.5470881965.

Adding to 2022111121 its reverse (1211112202), we get a palindrome (3233223323).

The spelling of 2022111121 in words is "two billion, twenty-two million, one hundred eleven thousand, one hundred twenty-one".

Divisors: 1 17 31 67 527 1139 2077 35309 57269 973573 1775339 3837023 30180763 65229391 118947713 2022111121