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1122030222 = 231819471091
BaseRepresentation
bin100001011100000…
…1101001010001110
32220012022001002220
41002320031022032
54244214431342
6303201000210
736543046065
oct10270151216
92805261086
101122030222
115263a1a05
12273923066
1314b5c5211
14a90351dc
15687885ec
hex42e0d28e

1122030222 has 32 divisors (see below), whose sum is σ = 2260911744. Its totient is φ = 371210400.

The previous prime is 1122030211. The next prime is 1122030227. The reversal of 1122030222 is 2220302211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122030227) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1027897 + ... + 1028987.

It is an arithmetic number, because the mean of its divisors is an integer number (70653492).

Almost surely, 21122030222 is an apocalyptic number.

1122030222 is an abundant number, since it is smaller than the sum of its proper divisors (1138881522).

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

1122030222 is a wasteful number, since it uses less digits than its factorization.

1122030222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1122030222 is about 33496.7195707281. The cubic root of 1122030222 is about 1039.1259365843.

Adding to 1122030222 its reverse (2220302211), we get a palindrome (3342332433).

The spelling of 1122030222 in words is "one billion, one hundred twenty-two million, thirty thousand, two hundred twenty-two".

Divisors: 1 2 3 6 181 362 543 947 1086 1091 1894 2182 2841 3273 5682 6546 171407 197471 342814 394942 514221 592413 1028442 1033177 1184826 2066354 3099531 6199062 187005037 374010074 561015111 1122030222