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10231032001131 = 34563224349977
BaseRepresentation
bin1001010011100001100100…
…0001110011001001101011
31100020002002012200221010000
42110320121001303021223
52320111123143014011
633432023214354043
72104111340062644
oct224703101631153
940202065627100
1010231032001131
113294a57929a47
121192a13abb923
13592a225a2736
142752827366cb
1512b1ec8e4356
hex94e1907326b

10231032001131 has 20 divisors (see below), whose sum is σ = 15310539898632. Its totient is φ = 6808573071648.

The previous prime is 10231032001111. The next prime is 10231032001163. The reversal of 10231032001131 is 13110023013201.

10231032001131 is a `hidden beast` number, since 1 + 0 + 2 + 310 + 320 + 0 + 1 + 1 + 31 = 666.

It is a de Polignac number, because none of the positive numbers 2k-10231032001131 is a prime.

It is a super-2 number, since 2×102310320011312 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10231032001111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 112129386 + ... + 112220591.

Almost surely, 210231032001131 is an apocalyptic number.

10231032001131 is a deficient number, since it is larger than the sum of its proper divisors (5079507897501).

10231032001131 is an equidigital number, since it uses as much as digits as its factorization.

10231032001131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224350552 (or 224350543 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10231032001131 its reverse (13110023013201), we get a palindrome (23341055014332).

The spelling of 10231032001131 in words is "ten trillion, two hundred thirty-one billion, thirty-two million, one thousand, one hundred thirty-one".

Divisors: 1 3 9 27 81 563 1689 5067 15201 45603 224349977 673049931 2019149793 6057449379 18172348137 126309037051 378927111153 1136781333459 3410344000377 10231032001131