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22199122 = 2114124611
BaseRepresentation
bin101010010101…
…1101101010010
31112202211110201
41110223231102
521140332442
62111445414
7356455321
oct124535522
945684421
1022199122
1111592590
12752686a
1347a339a
142d3c0b8
151e377b7
hex152bb52

22199122 has 16 divisors (see below), whose sum is σ = 37213344. Its totient is φ = 9844000.

The previous prime is 22199119. The next prime is 22199147.

22199122 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11404 + ... + 13207.

It is an arithmetic number, because the mean of its divisors is an integer number (2325834).

Almost surely, 222199122 is an apocalyptic number.

22199122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22199122 is a deficient number, since it is larger than the sum of its proper divisors (15014222).

22199122 is a wasteful number, since it uses less digits than its factorization.

22199122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24665.

The product of its digits is 1296, while the sum is 28.

The square root of 22199122 is about 4711.5944222736. The cubic root of 22199122 is about 281.0467705823.

The spelling of 22199122 in words is "twenty-two million, one hundred ninety-nine thousand, one hundred twenty-two".

Divisors: 1 2 11 22 41 82 451 902 24611 49222 270721 541442 1009051 2018102 11099561 22199122