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10431110421231 = 389316312351511
BaseRepresentation
bin1001011111001010111010…
…1000011001101011101111
31100221012112000112202202120
42113302232220121223233
52331400403231434411
634103552545324023
72124423432432663
oct227625650315357
940835460482676
1010431110421231
113361899992345
121205751936613
135a8859c1ab26
14280c22dcc8a3
1513150cba9106
hex97caea19aef

10431110421231 has 16 divisors (see below), whose sum is σ = 14068866228480. Its totient is φ = 6873763533120.

The previous prime is 10431110421223. The next prime is 10431110421241. The reversal of 10431110421231 is 13212401113401.

It is not a de Polignac number, because 10431110421231 - 23 = 10431110421223 is a prime.

It is a super-2 number, since 2×104311104212312 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10431110421241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5331235 + ... + 7020276.

It is an arithmetic number, because the mean of its divisors is an integer number (879304139280).

Almost surely, 210431110421231 is an apocalyptic number.

10431110421231 is a deficient number, since it is larger than the sum of its proper divisors (3637755807249).

10431110421231 is a wasteful number, since it uses less digits than its factorization.

10431110421231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12354766.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 10431110421231 its reverse (13212401113401), we get a palindrome (23643511534632).

The spelling of 10431110421231 in words is "ten trillion, four hundred thirty-one billion, one hundred ten million, four hundred twenty-one thousand, two hundred thirty-one".

Divisors: 1 3 89 267 3163 9489 281507 844521 12351511 37054533 1099284479 3297853437 39067829293 117203487879 3477036807077 10431110421231