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412231201421 = 133160110211667
BaseRepresentation
bin1011111111110101110…
…01001111001010001101
31110102001002201210001212
411333322321033022031
523223222141421141
6513213145144205
741532321253244
oct5777271171215
91412032653055
10412231201421
1114990a848026
1267a8748b065
132cb47662c30
1415d487a595b
15aaca5d82eb
hex5ffae4f28d

412231201421 has 32 divisors (see below), whose sum is σ = 459749692416. Its totient is φ = 367053120000.

The previous prime is 412231201387. The next prime is 412231201453. The reversal of 412231201421 is 124102132214.

It is a cyclic number.

It is not a de Polignac number, because 412231201421 - 222 = 412227007117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412231201121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 247288430 + ... + 247290096.

It is an arithmetic number, because the mean of its divisors is an integer number (14367177888).

Almost surely, 2412231201421 is an apocalyptic number.

It is an amenable number.

412231201421 is a deficient number, since it is larger than the sum of its proper divisors (47518490995).

412231201421 is a wasteful number, since it uses less digits than its factorization.

412231201421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 412231201421 its reverse (124102132214), we get a palindrome (536333333635).

The spelling of 412231201421 in words is "four hundred twelve billion, two hundred thirty-one million, two hundred one thousand, four hundred twenty-one".

Divisors: 1 13 31 403 601 1021 1667 7813 13273 18631 21671 31651 51677 242203 411463 613621 671801 1001867 1702007 7977073 13024271 19022251 22126091 31057877 52762217 247289263 403752401 685908821 1022906207 13297780691 31710092417 412231201421