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10231231212202 = 2711132393115777
BaseRepresentation
bin1001010011100010010011…
…1001101110101010101010
31100020002121002112220022211
42110320210321232222222
52320112030142242302
633432055052235334
72104116306253150
oct224704471565252
940202532486284
1010231231212202
11329504a3231a0
121192a6a76bb4a
13592a54941900
142752a0d913d0
1512b210144ad7
hex94e24e6eaaa

10231231212202 has 48 divisors (see below), whose sum is σ = 20718773963712. Its totient is φ = 3679563663360.

The previous prime is 10231231212199. The next prime is 10231231212211. The reversal of 10231231212202 is 20221213213201.

10231231212202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 196531863 + ... + 196583914.

It is an arithmetic number, because the mean of its divisors is an integer number (431641124244).

Almost surely, 210231231212202 is an apocalyptic number.

10231231212202 is an abundant number, since it is smaller than the sum of its proper divisors (10487542751510).

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

10231231212202 is a wasteful number, since it uses less digits than its factorization.

10231231212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393115823 (or 393115810 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 10231231212202 its reverse (20221213213201), we get a palindrome (30452444425403).

The spelling of 10231231212202 in words is "ten trillion, two hundred thirty-one billion, two hundred thirty-one million, two hundred twelve thousand, two hundred two".

Divisors: 1 2 7 11 13 14 22 26 77 91 143 154 169 182 286 338 1001 1183 1859 2002 2366 3718 13013 26026 393115777 786231554 2751810439 4324273547 5110505101 5503620878 8648547094 10221010202 30269914829 35773535707 56215556111 60539829658 66436566313 71547071414 112431112222 132873132626 393508892777 465055964191 730802229443 787017785554 930111928382 1461604458886 5115615606101 10231231212202