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122010303100 = 225271967269509
BaseRepresentation
bin111000110100001100…
…0010111101001111100
3102122221002220120220211
41301220120113221330
53444334114144400
6132014544122204
711546346315250
oct1615030275174
9378832816824
10122010303100
11478206a9644
121b791006364
13b67582b22a
145c96324260
153291700dba
hex1c68617a7c

122010303100 has 288 divisors, whose sum is σ = 325104192000. Its totient is φ = 38817377280.

The previous prime is 122010303073. The next prime is 122010303137. The reversal of 122010303100 is 1303010221.

It is a super-2 number, since 2×1220103031002 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 239705646 + ... + 239706154.

It is an arithmetic number, because the mean of its divisors is an integer number (1128834000).

Almost surely, 2122010303100 is an apocalyptic number.

122010303100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122010303100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162552096000).

122010303100 is an abundant number, since it is smaller than the sum of its proper divisors (203093888900).

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

122010303100 is a wasteful number, since it uses less digits than its factorization.

122010303100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 122010303100 its reverse (1303010221), we get a palindrome (123313313321).

The spelling of 122010303100 in words is "one hundred twenty-two billion, ten million, three hundred three thousand, one hundred".