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110012111242 = 21121931771809
BaseRepresentation
bin110011001110100111…
…0111001100110001010
3101111221221012021212121
41212131032321212022
53300301100024432
6122312221201454
710643126342125
oct1463516714612
9344857167777
10110012111242
1142723a72500
12193a2a0028a
13a4b2b7a717
145478a573bc
152cdd1db197
hex199d3b998a

110012111242 has 48 divisors (see below), whose sum is σ = 197089401600. Its totient is φ = 45845395200.

The previous prime is 110012111239. The next prime is 110012111243. The reversal of 110012111242 is 242111210011.

It is not an unprimeable number, because it can be changed into a prime (110012111243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243367 + ... + 528442.

It is an arithmetic number, because the mean of its divisors is an integer number (4106029200).

Almost surely, 2110012111242 is an apocalyptic number.

110012111242 is a deficient number, since it is larger than the sum of its proper divisors (87077290358).

110012111242 is a wasteful number, since it uses less digits than its factorization.

110012111242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771883 (or 771872 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110012111242 its reverse (242111210011), we get a palindrome (352123321253).

The spelling of 110012111242 in words is "one hundred ten billion, twelve million, one hundred eleven thousand, two hundred forty-two".

Divisors: 1 2 11 19 22 31 38 62 121 209 242 341 418 589 682 1178 2299 3751 4598 6479 7502 12958 71269 142538 771809 1543618 8489899 14664371 16979798 23926079 29328742 47852158 93388889 161308081 186777778 263186869 322616162 454595501 526373738 909191002 1774388891 2895055559 3548777782 5000550511 5790111118 10001101022 55006055621 110012111242