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10212200121200 = 245271111323912277
BaseRepresentation
bin1001010010011011011010…
…0011111000001101110000
31100011021110210012022100112
42110212312203320031300
52314304041212334300
633415230414040452
72102543560535630
oct224466643701560
940137423168315
1010212200121200
113287a73811910
12118b2391a9128
13591010c0970c
142743b76426c0
1512a9994b7e35
hex949b68f8370

10212200121200 has 480 divisors, whose sum is σ = 30991196436480. Its totient is φ = 3141398937600.

The previous prime is 10212200121187. The next prime is 10212200121239. The reversal of 10212200121200 is 212100221201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 831809462 + ... + 831821738.

It is an arithmetic number, because the mean of its divisors is an integer number (64564992576).

Almost surely, 210212200121200 is an apocalyptic number.

10212200121200 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 10212200121200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15495598218240).

10212200121200 is an abundant number, since it is smaller than the sum of its proper divisors (20778996315280).

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

10212200121200 is a wasteful number, since it uses less digits than its factorization.

10212200121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12665 (or 12654 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10212200121200 its reverse (212100221201), we get a palindrome (10424300342401).

The spelling of 10212200121200 in words is "ten trillion, two hundred twelve billion, two hundred million, one hundred twenty-one thousand, two hundred".