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10021211200525 = 527373611532723
BaseRepresentation
bin1001000111010011111010…
…1110111101110000001101
31022111000111102211212211211
42101310332232331300031
52303141420031404100
633151403022414421
72053002645516130
oct221647656756015
938430442755754
1010021211200525
113213a76519a08
12115a217431411
13578cc4749755
1426905a21c217
15125a1c1ad1ba
hex91d3ebbdc0d

10021211200525 has 24 divisors (see below), whose sum is σ = 14201877253824. Its totient is φ = 6871499270400.

The previous prime is 10021211200513. The next prime is 10021211200543. The reversal of 10021211200525 is 52500211212001.

It is a happy number.

It is not a de Polignac number, because 10021211200525 - 215 = 10021211167757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10021211200496 and 10021211200505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5771814 + ... + 7304536.

It is an arithmetic number, because the mean of its divisors is an integer number (591744885576).

Almost surely, 210021211200525 is an apocalyptic number.

It is an amenable number.

10021211200525 is a deficient number, since it is larger than the sum of its proper divisors (4180666053299).

10021211200525 is a wasteful number, since it uses less digits than its factorization.

10021211200525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570101 (or 1570096 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 10021211200525 its reverse (52500211212001), we get a palindrome (62521422412526).

The spelling of 10021211200525 in words is "ten trillion, twenty-one billion, two hundred eleven million, two hundred thousand, five hundred twenty-five".

Divisors: 1 5 7 25 35 175 37361 186805 261527 934025 1307635 1532723 6538175 7663615 10729061 38318075 53645305 268226525 57264064003 286320320015 400848448021 1431601600075 2004242240105 10021211200525