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122225233 = 13194191181
BaseRepresentation
bin1110100100100…
…00001001010001
322111222200111111
413102100021101
5222242201413
620043413321
73012616534
oct722201121
9274880444
10122225233
1162aa1699
1234b24241
131c425a30
1412338a1b
15aae4d3d
hex7490251

122225233 has 16 divisors (see below), whose sum is σ = 139003200. Its totient is φ = 106539840.

The previous prime is 122225231. The next prime is 122225249. The reversal of 122225233 is 332522221.

It is not a de Polignac number, because 122225233 - 21 = 122225231 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (122225231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102903 + ... + 104083.

It is an arithmetic number, because the mean of its divisors is an integer number (8687700).

Almost surely, 2122225233 is an apocalyptic number.

122225233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

122225233 is a deficient number, since it is larger than the sum of its proper divisors (16777967).

122225233 is a wasteful number, since it uses less digits than its factorization.

122225233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632.

The product of its digits is 1440, while the sum is 22.

The square root of 122225233 is about 11055.5521345612. The cubic root of 122225233 is about 496.2725925839.

Adding to 122225233 its reverse (332522221), we get a palindrome (454747454).

The spelling of 122225233 in words is "one hundred twenty-two million, two hundred twenty-five thousand, two hundred thirty-three".

Divisors: 1 13 19 247 419 1181 5447 7961 15353 22439 103493 291707 494839 6432907 9401941 122225233