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10200123331020 = 22325747601286591
BaseRepresentation
bin1001010001101110011010…
…1110100101000111001100
31100010010022010120210200100
42110123212232211013030
52314104323033043040
633405512202331100
72101635364525050
oct224334656450714
940103263523610
1010200123331020
113282936781687
121188a287b9a90
1358cb37b9981c
1427398d755c60
1512a4de129b30
hex946e6ba51cc

10200123331020 has 288 divisors, whose sum is σ = 36172991102976. Its totient is φ = 2278046592000.

The previous prime is 10200123331019. The next prime is 10200123331147. The reversal of 10200123331020 is 2013332100201.

10200123331020 is a `hidden beast` number, since 10 + 200 + 123 + 3 + 310 + 20 = 666.

10200123331020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10200123330984 and 10200123331002.

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, 35447925 + ... + 35734515.

It is an arithmetic number, because the mean of its divisors is an integer number (125600663552).

Almost surely, 210200123331020 is an apocalyptic number.

10200123331020 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 10200123331020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18086495551488).

10200123331020 is an abundant number, since it is smaller than the sum of its proper divisors (25972867771956).

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

10200123331020 is a wasteful number, since it uses less digits than its factorization.

10200123331020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287261 (or 287256 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10200123331020 its reverse (2013332100201), we get a palindrome (12213455431221).

The spelling of 10200123331020 in words is "ten trillion, two hundred billion, one hundred twenty-three million, three hundred thirty-one thousand, twenty".