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1001011111092 = 223360115421999
BaseRepresentation
bin11101001000100001110…
…10010110010010110100
310112200210012000012011000
432210100322112102310
5112400032321023332
62043505210043300
7132214663024536
oct16442072262264
93480705005130
101001011111092
113565877486a3
12142004719530
13735198c6225
1436640847856
151b08a3deb7c
hexe910e964b4

1001011111092 has 48 divisors (see below), whose sum is σ = 2599532320000. Its totient is φ = 333115156800.

The previous prime is 1001011111069. The next prime is 1001011111127. The reversal of 1001011111092 is 2901111101001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7646092 + ... + 7775907.

Almost surely, 21001011111092 is an apocalyptic number.

1001011111092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001011111092 is an abundant number, since it is smaller than the sum of its proper divisors (1598521208908).

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

1001011111092 is a wasteful number, since it uses less digits than its factorization.

1001011111092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15422613 (or 15422605 counting only the distinct ones).

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

Adding to 1001011111092 its reverse (2901111101001), we get a palindrome (3902122212093).

The spelling of 1001011111092 in words is "one trillion, one billion, eleven million, one hundred eleven thousand, ninety-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 601 1202 1803 2404 3606 5409 7212 10818 16227 21636 32454 64908 15421999 30843998 46265997 61687996 92531994 138797991 185063988 277595982 416393973 555191964 832787946 1665575892 9268621399 18537242798 27805864197 37074485596 55611728394 83417592591 111223456788 166835185182 250252777773 333670370364 500505555546 1001011111092