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11011202012 = 2219144884237
BaseRepresentation
bin10100100000101000…
…11001101111011100
31001102101112000111202
422100110121233130
5140022331431022
65020344135032
7536603446526
oct122024315734
931371460452
1011011202012
11474059a058
122173767478
13106634a365
14766588a16
15446a53592
hex290519bdc

11011202012 has 12 divisors (see below), whose sum is σ = 20283793320. Its totient is φ = 5215832496.

The previous prime is 11011201991. The next prime is 11011202017. The reversal of 11011202012 is 21020211011.

It is a junction number, because it is equal to n+sod(n) for n = 11011201984 and 11011202002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011202017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72442043 + ... + 72442194.

It is an arithmetic number, because the mean of its divisors is an integer number (1690316110).

Almost surely, 211011202012 is an apocalyptic number.

It is an amenable number.

11011202012 is a deficient number, since it is larger than the sum of its proper divisors (9272591308).

11011202012 is a wasteful number, since it uses less digits than its factorization.

11011202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144884260 (or 144884258 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11011202012 its reverse (21020211011), we get a palindrome (32031413023).

The spelling of 11011202012 in words is "eleven billion, eleven million, two hundred two thousand, twelve".

Divisors: 1 2 4 19 38 76 144884237 289768474 579536948 2752800503 5505601006 11011202012