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201012012030 = 23526263255127
BaseRepresentation
bin1011101100110100111…
…1111110001111111110
3201012211212120020000110
42323031033332033332
511243133033341110
6232202121010450
720344156624254
oct2731517761776
9635755506013
10201012012030
1178281049885
1232b5a623a26
1315c55ba396b
149a2c6785d4
155367229a20
hex2ecd3fe3fe

201012012030 has 32 divisors (see below), whose sum is σ = 482449089024. Its totient is φ = 53600952096.

The previous prime is 201012012023. The next prime is 201012012049. The reversal of 201012012030 is 30210210102.

It is a junction number, because it is equal to n+sod(n) for n = 201012011997 and 201012012015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660327 + ... + 915453.

It is an arithmetic number, because the mean of its divisors is an integer number (15076534032).

Almost surely, 2201012012030 is an apocalyptic number.

201012012030 is an abundant number, since it is smaller than the sum of its proper divisors (281437076994).

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

201012012030 is a wasteful number, since it uses less digits than its factorization.

201012012030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281400.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201012012030 its reverse (30210210102), we get a palindrome (231222222132).

The spelling of 201012012030 in words is "two hundred one billion, twelve million, twelve thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 26263 52526 78789 131315 157578 255127 262630 393945 510254 765381 787890 1275635 1530762 2551270 3826905 7653810 6700400401 13400800802 20101201203 33502002005 40202402406 67004004010 100506006015 201012012030