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102230122 = 2179285559
BaseRepresentation
bin1100001011111…
…10100001101010
321010100211100211
412011332201222
5202132330442
614051051334
72350641001
oct605764152
9233324324
10102230122
1152785005
122a2a0b4a
13182448c7
14d811c38
158e95617
hex617e86a

102230122 has 8 divisors (see below), whose sum is σ = 154202400. Its totient is φ = 50829324.

The previous prime is 102230069. The next prime is 102230153. The reversal of 102230122 is 221032201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142422 + ... + 143137.

It is an arithmetic number, because the mean of its divisors is an integer number (19275300).

Almost surely, 2102230122 is an apocalyptic number.

102230122 is a deficient number, since it is larger than the sum of its proper divisors (51972278).

102230122 is a wasteful number, since it uses less digits than its factorization.

102230122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285740.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 102230122 is about 10110.8912564620. The cubic root of 102230122 is about 467.5839833106.

Adding to 102230122 its reverse (221032201), we get a palindrome (323262323).

The spelling of 102230122 in words is "one hundred two million, two hundred thirty thousand, one hundred twenty-two".

Divisors: 1 2 179 358 285559 571118 51115061 102230122