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BaseRepresentation
bin1000011101000010111010
311011120221121
420131002322
51031403442
6115255454
724556666
oct10350272
94146847
102216122
111284007
128aa58a
135c791c
144198a6
152db967
hex21d0ba

2216122 has 16 divisors (see below), whose sum is σ = 3621600. Its totient is φ = 1013040.

The previous prime is 2216117. The next prime is 2216143.

2216122 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22161222 = 9822393437768, which contains 22 as substring.

It is a plaindrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 2216096 and 2216105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97 + ... + 2107.

It is an arithmetic number, because the mean of its divisors is an integer number (226350).

22216122 is an apocalyptic number.

2216122 is a deficient number, since it is larger than the sum of its proper divisors (1405478).

2216122 is a wasteful number, since it uses less digits than its factorization.

2216122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061.

The product of its digits is 96, while the sum is 16.

The square root of 2216122 is about 1488.6645021629. The cubic root of 2216122 is about 130.3760707970.

The spelling of 2216122 in words is "two million, two hundred sixteen thousand, one hundred twenty-two".