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10203012213200 = 2452195333597541
BaseRepresentation
bin1001010001111001001011…
…1010110010100111010000
31100010101202110112020000122
42110132102322302213100
52314131232111310300
633411111001205412
72102100103602062
oct224362272624720
940111673466018
1010203012213200
113284089447614
1211894b4190868
135901a8546c71
14273b852b5732
1512a60ca6ec85
hex94792eb29d0

10203012213200 has 240 divisors, whose sum is σ = 26301041625600. Its totient is φ = 3791821363200.

The previous prime is 10203012213151. The next prime is 10203012213209. The reversal of 10203012213200 is 231221030201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203012213209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1353001430 + ... + 1353008970.

It is an arithmetic number, because the mean of its divisors is an integer number (109587673440).

Almost surely, 210203012213200 is an apocalyptic number.

10203012213200 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 10203012213200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13150520812800).

10203012213200 is an abundant number, since it is smaller than the sum of its proper divisors (16098029412400).

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

10203012213200 is a wasteful number, since it uses less digits than its factorization.

10203012213200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10990 (or 10979 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10203012213200 its reverse (231221030201), we get a palindrome (10434233243401).

The spelling of 10203012213200 in words is "ten trillion, two hundred three billion, twelve million, two hundred thirteen thousand, two hundred".