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122102204 = 2274360793
BaseRepresentation
bin1110100011100…
…10000110111100
322111202102201212
413101302012330
5222224232304
620041023552
73011565050
oct721620674
9274672655
10122102204
1162a18214
1234a84bb8
131c3b1a33
1412305c60
15aabd66e
hex74721bc

122102204 has 12 divisors (see below), whose sum is σ = 244204464. Its totient is φ = 52329504.

The previous prime is 122102203. The next prime is 122102231. The reversal of 122102204 is 402201221.

122102204 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122102203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2180369 + ... + 2180424.

It is an arithmetic number, because the mean of its divisors is an integer number (20350372).

Almost surely, 2122102204 is an apocalyptic number.

122102204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122102204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122102204 is a wasteful number, since it uses less digits than its factorization.

122102204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4360804 (or 4360802 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 122102204 is about 11049.9866063267. The cubic root of 122102204 is about 496.1060246378.

Adding to 122102204 its reverse (402201221), we get a palindrome (524303425).

The spelling of 122102204 in words is "one hundred twenty-two million, one hundred two thousand, two hundred four".

Divisors: 1 2 4 7 14 28 4360793 8721586 17443172 30525551 61051102 122102204